the ears and hearing (2nd edition) - part 32 of 36. visualizes the structure and functions of the human ear and how it transmits sound waves to the brain. visual techniques include photomicrography, animation, analog demonstrations. stroboscopic lighting - slasher horror stock videos & royalty-free footage00:31The Ears and Hearing (2nd edition) - part 32 of 36. Visualizes the structure and functions of the human ear and how it transmits sound waves to the brain. Visual techniques include photomicrography, animation, analog demonstrations. Stroboscopic lightingScalpel, Blood, Cutting
animated jack o' lanterns on chroma key background - slasher horror stock videos & royalty-free footage00:10Animated Jack O' Lanterns on chroma key backgroundHalloween, Animated Video, Spooky
blood dripping happy halloween with flying bats - slasher horror stock videos & royalty-free footage00:24Blood dripping happy halloween with flying batsSpooky, Halloween, Horror
1968 terrified woman screams to her death as zombie daughter attacks - slasher horror stock videos & royalty-free footage00:561968 Terrified woman screams to her death as zombie daughter attacksHorror, Women, Shouting
stylized devil witch cosplay montage - slasher horror stock videos & royalty-free footage00:10Stylized Devil Witch Cosplay MontageDevil, Devil Costume, Sensuality
an alien struggles and breathes heavily as gloved hands tear apart and slice through its flesh. - slasher horror stock videos & royalty-free footage02:54An alien struggles and breathes heavily as gloved hands tear apart and slice through its flesh.Cyborg, Alien, Scalpel
reenactment of a medieval butcher chopping up a maggot-ridden carcass of a pig - slasher horror stock videos & royalty-free footage00:34Reenactment of a medieval butcher chopping up a maggot-ridden carcass of a pigMedieval, Candle, Illness
jack o' lantern pumpkin lit up in the night - slasher horror stock videos & royalty-free footage00:14Jack O' Lantern Pumpkin Lit Up In The NightHorror Movie, Dark, Anthropomorphic Face
halloween scene of a spooky forest, blood dripping happy halloween - slasher horror stock videos & royalty-free footage00:24Halloween scene of a spooky forest, blood dripping happy halloweenHalloween, Vertical, Pumpkin
halloween background with blood dripping text - slasher horror stock videos & royalty-free footage00:24Halloween background with blood dripping textHalloween, Leaf
knife in blood - slasher horror stock videos & royalty-free footage00:16Knife in bloodKnife - Weapon, Spooky, Horror
man cutting credit card with scissors. technical price chart. - slasher horror stock videos & royalty-free footage00:13Man cutting credit card with scissors. Technical Price Chart.Credit Card, Cutting
soldiers dodge bullets during wwi - slasher horror stock videos & royalty-free footage00:21Soldiers dodge bullets during WWIWorld War One, War, Cartoon
animated jack o' lanterns on dark purple background - slasher horror stock videos & royalty-free footage00:10Animated Jack O' Lanterns on dark purple background
jack o' lantern glowing on rope swing. - slasher horror stock videos & royalty-free footage00:09Jack O' Lantern glowing on rope swing.Anthropomorphic Face, Standing Out From The Crowd, Speed
father with child decorate for halloween - slasher horror stock videos & royalty-free footage00:18Father with child decorate for HalloweenAnthropomorphic Face, Cutting
young mother and daughter taking selfies while carving up pumpkins for halloween - slasher horror stock videos & royalty-free footage00:13Young Mother And Daughter Taking Selfies While Carving Up Pumpkins For HalloweenPhotographing, Halloween, Family
man holding a knife under neon lights - slasher horror stock videos & royalty-free footage00:12Man Holding A Knife Under Neon LightsDagger, Stabbing, Knife Crime
guy on the subway uses scissors on his barefoot foot. - slasher horror stock videos & royalty-free footage00:10Guy riding subway uses scissors on footCutting
care of pets (2nd edition) - part 13 of 23. demonstrates how to care for canaries, tropical fish, cats, and dogs. points out that their well-being depends upon proper feeding, grooming, shelter, exercise and training - slasher horror stock videos & royalty-free footage00:31Care of Pets (2nd edition) - part 13 of 23. Demonstrates how to care for canaries, tropical fish, cats, and dogs. Points out that their well-being depends upon proper feeding, grooming, shelter, exercise and trainingFood, Horror
man cutting credit card with scissors. technical price chart. - slasher horror stock videos & royalty-free footage00:14Man cutting credit card with scissors. Technical Price Chart.Credit Card, Cutting
man's hands pulling seeds from pumpkin before carving jack o' lantern for halloween - slasher horror stock videos & royalty-free footage00:16Man's hands pulling seeds from pumpkin before carving Jack O' Lantern for HalloweenPumpkin, Cutting
footage of a person carving out the teeth of a halloween pumpkin - slasher horror stock videos & royalty-free footage00:22Footage of a person carving out the teeth of a Halloween pumpkinCutting, Pumpkin
hand cut pumpkin face for halloween party - slasher horror stock videos & royalty-free footage00:18hand cut pumpkin face for Halloween partyCutting, Pumpkin
hand of cruel murderer stabbing victim multiple times with a knife, killer - slasher horror stock videos & royalty-free footage00:09Hand of cruel murderer stabbing victim multiple times with a knife, killerInsanity, Knife - Weapon
horrible mean wolf steals all of cubby bear and honey bear's farm crops - slasher horror stock videos & royalty-free footage00:43Horrible mean wolf steals all of Cubby Bear and Honey Bear's farm cropsStealing - Crime, Black And White, Archival
knife in foggy red glow - slasher horror stock videos & royalty-free footage00:21Knife in foggy red glow
ntsc - knife in foggy glow - slasher horror stock videos & royalty-free footage00:21NTSC - Knife in foggy glow
two halloween pumpkins jack-o-lantern with candles on glass in the night, zoom out - slasher horror stock videos & royalty-free footage00:17Two Halloween Pumpkins Jack-o-lantern with Candles on Glass in the Night, Zoom out
halloween pumpkin jack-o-lantern with candles on tree trunk in the night, dolly shot - slasher horror stock videos & royalty-free footage00:17Halloween Pumpkin Jack-o-lantern with Candles on Tree Trunk in the Night, Dolly shot
halloween pumpkin glowing in the dark, dolly shot - slasher horror stock videos & royalty-free footage00:17Halloween Pumpkin Glowing in the Dark, Dolly shot
halloween pumpkin glowing in the dark - slasher horror stock videos & royalty-free footage00:17Halloween Pumpkin Glowing in the Dark
halloween pumpkin glowing in the dark, dolly shot - slasher horror stock videos & royalty-free footage00:16Halloween Pumpkin Glowing in the Dark, Dolly shot
halloween pumpkin glowing in the dark, dolly shot - slasher horror stock videos & royalty-free footage00:17Halloween Pumpkin Glowing in the Dark, Dolly shot
halloween pumpkin glowing in the dark, dolly shot - slasher horror stock videos & royalty-free footage00:16Halloween Pumpkin Glowing in the Dark, Dolly shot
halloween pumpkins jack-o-lantern with candles in the night with traffic background, dolly shot - slasher horror stock videos & royalty-free footage00:16Halloween Pumpkins Jack-o-lantern with Candles in the Night with Traffic Background, Dolly shot
halloween pumpkins jack-o-lantern with candles in the night with traffic background, dolly shot - slasher horror stock videos & royalty-free footage00:15Halloween Pumpkins Jack-o-lantern with Candles in the Night with Traffic Background, Dolly shot
halloween pumpkins jack-o-lantern with candles in the night with traffic background - slasher horror stock videos & royalty-free footage00:24Halloween Pumpkins Jack-o-lantern with Candles in the Night with Traffic BackgroundHalloween
two halloween pumpkins jack-o-lantern with candles on glass in the night, dolly shot - slasher horror stock videos & royalty-free footage00:18Two Halloween Pumpkins Jack-o-lantern with Candles on Glass in the Night, Dolly shot
two halloween pumpkins jack-o-lantern with candles on glass in the night, dolly shot - slasher horror stock videos & royalty-free footage00:18Two Halloween Pumpkins Jack-o-lantern with Candles on Glass in the Night, Dolly shot
two halloween pumpkins jack-o-lantern with candles on glass in the night - slasher horror stock videos & royalty-free footage00:25Two Halloween Pumpkins Jack-o-lantern with Candles on Glass in the NightHalloween, Celebration, Fire - Natural Phenomenon
halloween pumpkins jack-o-lantern with candles in the night with traffic background - slasher horror stock videos & royalty-free footage00:16Halloween Pumpkins Jack-o-lantern with Candles in the Night with Traffic Background
two halloween pumpkins jack-o-lantern with candles on glass in the night, zoom in shot - slasher horror stock videos & royalty-free footage00:17Two Halloween Pumpkins Jack-o-lantern with Candles on Glass in the Night, Zoom in shot
two halloween pumpkins jack-o-lantern with candles on glass in the night, dolly shot - slasher horror stock videos & royalty-free footage00:17Two Halloween Pumpkins Jack-o-lantern with Candles on Glass in the Night, Dolly shot
halloween pumpkins jack-o-lantern with candles in the night with traffic background, dolly shot - slasher horror stock videos & royalty-free footage00:17Halloween Pumpkins Jack-o-lantern with Candles in the Night with Traffic Background, Dolly shot
two halloween pumpkins jack-o-lantern with candles on glass in the night, dolly shot - slasher horror stock videos & royalty-free footage00:17Two Halloween Pumpkins Jack-o-lantern with Candles on Glass in the Night, Dolly shot
two glowing pumpkins jack-o-lantern with candles on old wood floor in dark, halloween theme - slasher horror stock videos & royalty-free footage00:19Two Glowing Pumpkins Jack-o-lantern with Candles on Old Wood Floor in Dark, Halloween Theme
two halloween pumpkins jack-o-lantern with candles on old wood floor in the night, dolly shot - slasher horror stock videos & royalty-free footage00:16Two Halloween Pumpkins Jack-o-lantern with Candles on Old Wood Floor in the Night, Dolly shot
two halloween pumpkins jack-o-lantern with candles on old wood floor in the night - slasher horror stock videos & royalty-free footage00:16Two Halloween Pumpkins Jack-o-lantern with Candles on Old Wood Floor in the Night
two halloween pumpkins jack-o-lantern with candles on old wood floor in the night, dolly shot - slasher horror stock videos & royalty-free footage00:15Two Halloween Pumpkins Jack-o-lantern with Candles on Old Wood Floor in the Night, Dolly shot
two halloween pumpkins jack-o-lantern with candles on old wood floor in the night, dolly shot - slasher horror stock videos & royalty-free footage00:18Two Halloween Pumpkins Jack-o-lantern with Candles on Old Wood Floor in the Night, Dolly shot
halloween two pumpkins jack-o-lantern with candles on tree trunk in the night, dolly shot - slasher horror stock videos & royalty-free footage00:17Halloween Two Pumpkins Jack-o-lantern with Candles on Tree Trunk in the Night, Dolly shot
halloween two pumpkins jack-o-lantern with candles on tree trunk in the night, dolly shot - slasher horror stock videos & royalty-free footage00:18Halloween Two Pumpkins Jack-o-lantern with Candles on Tree Trunk in the Night, Dolly shot
halloween two pumpkins jack-o-lantern with candles on tree trunk in the night, dolly shot - slasher horror stock videos & royalty-free footage00:17Halloween Two Pumpkins Jack-o-lantern with Candles on Tree Trunk in the Night, Dolly shot
halloween two pumpkins jack-o-lantern with candles on tree trunk in the night, dolly shot - slasher horror stock videos & royalty-free footage00:16Halloween Two Pumpkins Jack-o-lantern with Candles on Tree Trunk in the Night, Dolly shot
1922 calm man (buster keaton) robs casino until his cardboard companion is found out and he is thrown out - slasher horror stock videos & royalty-free footage01:411922 Calm man (Buster Keaton) robs casino until his cardboard companion is found out and he is thrown outBank Robber, Trapped, Stealing - Crime
halloween pumpkin jack-o-lantern with candles on tree trunk in the night, dolly shot - slasher horror stock videos & royalty-free footage00:14Halloween Pumpkin Jack-o-lantern with Candles on Tree Trunk in the Night, Dolly shot
halloween pumpkin jack-o-lantern with candles on tree trunk in the night, dolly shot - slasher horror stock videos & royalty-free footage00:16Halloween Pumpkin Jack-o-lantern with Candles on Tree Trunk in the Night, Dolly shot
halloween pumpkin jack-o-lantern with candles on tree trunk in the night, dolly shot - slasher horror stock videos & royalty-free footage00:14Halloween Pumpkin Jack-o-lantern with Candles on Tree Trunk in the Night, Dolly shot
glowing jack-o-lantern with candles on tree trunk in the night, dolly shot - slasher horror stock videos & royalty-free footage00:14Glowing Jack-o-lantern with Candles on Tree Trunk in the Night, Dolly shot
halloween pumpkin jack-o-lantern with candles on tree trunk in the night, dolly shot - slasher horror stock videos & royalty-free footage00:14Halloween Pumpkin Jack-o-lantern with Candles on Tree Trunk in the Night, Dolly shot
glowing jack-o-lantern with candles on tree trunk in the night, dolly shot - slasher horror stock videos & royalty-free footage00:16Glowing Jack-o-lantern with Candles on Tree Trunk in the Night, Dolly shot
halloween smiling pumpkin with candles on tree trunk in the dark, dolly shot - slasher horror stock videos & royalty-free footage00:17Halloween Smiling Pumpkin with Candles on Tree Trunk in the Dark, Dolly shot
halloween smiling pumpkin with candles on tree trunk in the dark, dolly shot - slasher horror stock videos & royalty-free footage00:15Halloween Smiling Pumpkin with Candles on Tree Trunk in the Dark, Dolly shot
halloween smiling pumpkin with candles on tree trunk in the dark, dolly shot - slasher horror stock videos & royalty-free footage00:17Halloween Smiling Pumpkin with Candles on Tree Trunk in the Dark, Dolly shot
halloween smiling pumpkin with candles on tree trunk in the dark, dolly shot - slasher horror stock videos & royalty-free footage00:15Halloween Smiling Pumpkin with Candles on Tree Trunk in the Dark, Dolly shot
halloween pumpkin glowing in forest at night, dolly shot - slasher horror stock videos & royalty-free footage00:16Halloween Pumpkin Glowing in Forest at Night, Dolly shot
halloween pumpkin glowing in forest at night, dolly shot - slasher horror stock videos & royalty-free footage00:14Halloween Pumpkin Glowing in Forest at Night, Dolly shot
halloween smiling pumpkin with candles on tree trunk in the dark, dolly shot - slasher horror stock videos & royalty-free footage00:21Halloween Smiling Pumpkin with Candles on Tree Trunk in the Dark, Dolly shot
angry halloween clown - slasher horror stock videos & royalty-free footage00:08Angry Halloween ClownClown
angry halloween clown - slasher horror stock videos & royalty-free footage00:09Angry Halloween ClownJoker Card
angry halloween clown - slasher horror stock videos & royalty-free footage00:15Angry Halloween ClownJoker Card