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    • pit organ
  • (24)
Western diamondback rattlesnake (Crotalus atrox) tasting air, in habitat, Arizona, USA, October. Controlled conditions
01508335
Daniel Heuclin / Western diamondback rattlesnake (Crotalus atrox) tasting air, in habitat, Arizona, USA, October. Controlled conditions
Researcher Guido Westhoff looking at a cross section of pit organ tissue from a Coastal carpet python (Morelia spilota mcdowelli) through an electron microscope with 20,000 x magnification. Pit organs...
01331680
Juergen Freund / Researcher Guido Westhoff looking at a cross section of pit organ tissue from a Coastal carpet python (Morelia spilota mcdowelli) through an electron microscope with 20,000 x magnification. Pit organs...
Portrait of Wagler's / Temple Pitviper (Tropidolaemus wagleri) showing the thermo-receptive pit organ between the eye and mouth. Controlled conditions. Mindanao, Philippines, February.
01340031
Daniel Heuclin / Portrait of Wagler's / Temple Pitviper (Tropidolaemus wagleri) showing the thermo-receptive pit organ between the eye and mouth. Controlled conditions. Mindanao, Philippines, February.
Portrait of Wagler's / Temple Pitviper (Tropidolaemus wagleri) showing the thermo-receptive pit organ between the eye and mouth. Controlled conditions. Mindanao, Philippines, February.
01340029
Daniel Heuclin / Portrait of Wagler's / Temple Pitviper (Tropidolaemus wagleri) showing the thermo-receptive pit organ between the eye and mouth. Controlled conditions. Mindanao, Philippines, February.
Black-tailed rattlesnake (Crotalus molossus) tasting the air, Arizona, USA, September. Controlled conditions
01508345
Daniel Heuclin / Black-tailed rattlesnake (Crotalus molossus) tasting the air, Arizona, USA, September. Controlled conditions
Black-tailed rattlesnake (Crotalus molossus) tasting the air, Arizona, USA, September. Controlled conditions.
01508343
Daniel Heuclin / Black-tailed rattlesnake (Crotalus molossus) tasting the air, Arizona, USA, September. Controlled conditions.
Southwestern speckled rattlesnake (Crotalus mitchellii pyrrhus) tasting air, California, USA, October.
01508342
Daniel Heuclin / Southwestern speckled rattlesnake (Crotalus mitchellii pyrrhus) tasting air, California, USA, October.
Southwestern speckled rattlesnake (Crotalus mitchellii pyrrhus) coiled tasting the air, California, USA, October.
01508340
Daniel Heuclin / Southwestern speckled rattlesnake (Crotalus mitchellii pyrrhus) coiled tasting the air, California, USA, October.
Arizona black rattlesnake (Crotalus cerberus) tasting air and rattling tail, Arizona, USA, September. Controlled conditions.
01508339
Daniel Heuclin / Arizona black rattlesnake (Crotalus cerberus) tasting air and rattling tail, Arizona, USA, September. Controlled conditions.
Arizona black rattlesnake (Crotalus cerberus) tasting air and rattling tail, Arizona, USA, September. Controlled conditions.
01508338
Daniel Heuclin / Arizona black rattlesnake (Crotalus cerberus) tasting air and rattling tail, Arizona, USA, September. Controlled conditions.
Western Diamondback Rattlesnake (Crotalus atrox) on rock with tongue extended, Phoenix, Arizona, USA. Non exclusive.
01467554
Lynn M Stone / Western Diamondback Rattlesnake (Crotalus atrox) on rock with tongue extended, Phoenix, Arizona, USA. Non exclusive.
Ecuadorian Toad-headed Pit-viper (Bothrocophias campbelli) eye and pit sensory organ, Mindo, western slope of Andes, Ecuador
00477830
James Christensen / Ecuadorian Toad-headed Pit-viper (Bothrocophias campbelli) eye and pit sensory organ, Mindo, western slope of Andes, Ecuador
Researcher Guido Westhoff looking at a cross section of pit organ tissue from a Coastal carpet python (Morelia spilota mcdowelli) through an electron microscope with 20,000 x magnification. Pit organs...
01331681
Juergen Freund / Researcher Guido Westhoff looking at a cross section of pit organ tissue from a Coastal carpet python (Morelia spilota mcdowelli) through an electron microscope with 20,000 x magnification. Pit organs...
Wagler's / Temple Pitviper (Tropidolaemus wagleri) showing the thermo-receptive pit organ between the eye and mouth. Controlled conditions. Mindanao, Philippines, February.
01340037
Daniel Heuclin / Wagler's / Temple Pitviper (Tropidolaemus wagleri) showing the thermo-receptive pit organ between the eye and mouth. Controlled conditions. Mindanao, Philippines, February.
Wagler's / Temple Pitviper (Tropidolaemus wagleri) head in profile showing the thermo-receptive pit organ between the eye and mouth. Controlled conditions. Mindanao, Philippines, February.
01340036
Daniel Heuclin / Wagler's / Temple Pitviper (Tropidolaemus wagleri) head in profile showing the thermo-receptive pit organ between the eye and mouth. Controlled conditions. Mindanao, Philippines, February.
Portrait of Wagler's / Temple Pitviper (Tropidolaemus wagleri) showing heat-sensitive pit organ between eye and mouth. Controlled conditions. Mindanao, Philippines, February.
01340035
Daniel Heuclin / Portrait of Wagler's / Temple Pitviper (Tropidolaemus wagleri) showing heat-sensitive pit organ between eye and mouth. Controlled conditions. Mindanao, Philippines, February.
Wagler's / Temple Pitviper (Tropidolaemus wagleri) in profile, showing the thermo-receptive pit organ between the eye and mouth. Controlled conditions. Mindanao, Philippines, February.
01340030
Daniel Heuclin / Wagler's / Temple Pitviper (Tropidolaemus wagleri) in profile, showing the thermo-receptive pit organ between the eye and mouth. Controlled conditions. Mindanao, Philippines, February.
Portrait of Wagler's / Temple Pitviper (Tropidolaemus wagleri) showing the thermo-receptive pit organ between the eye and mouth. Controlled conditions. Mindanao, Philippines, February.
01340028
Daniel Heuclin / Portrait of Wagler's / Temple Pitviper (Tropidolaemus wagleri) showing the thermo-receptive pit organ between the eye and mouth. Controlled conditions. Mindanao, Philippines, February.
Close-up of Brazilian Lancehead (Bothrops moojeni) showing the thermal sensing "pit" organ between the eye and mouth. Captive. Endemic to Brazil, Argentina and Paraguay.
01339873
Daniel Heuclin / Close-up of Brazilian Lancehead (Bothrops moojeni) showing the thermal sensing "pit" organ between the eye and mouth. Captive. Endemic to Brazil, Argentina and Paraguay.
Andean Forest Pitviper (Bothriopsis pulchra) profile showing heat-sensing pit organ, Tapichalaca Reserve, Ecuador
00440080
Pete Oxford / Andean Forest Pitviper (Bothriopsis pulchra) profile showing heat-sensing pit organ, Tapichalaca Reserve, Ecuador
Southern Pacific Rattlesnake (Crotalus viridis helleri) coiled up showing head with sensory pit organ, North America
00426974
ZSSD / Southern Pacific Rattlesnake (Crotalus viridis helleri) coiled up showing head with sensory pit organ, North America
Red Rattlesnake (Crotalus ruber) portrait showing eye and pit sensory organ, native to North America
00426939
ZSSD / Red Rattlesnake (Crotalus ruber) portrait showing eye and pit sensory organ, native to North America
Brazilian Lancehead (Bothrops moojeni) snake showing eye and pit sensory organ, native to South America
00426938
ZSSD / Brazilian Lancehead (Bothrops moojeni) snake showing eye and pit sensory organ, native to South America
Brazilian Lancehead (Bothrops moojeni) snake showing nostril and pit sensory organ, native to South America
00426937
ZSSD / Brazilian Lancehead (Bothrops moojeni) snake showing nostril and pit sensory organ, native to South America