• Galapagos, Ecuador: Nazca booby (Sula granti) portrait. Nazca booby parents do not intervene... [Photo of the day - January 2016]
    Galapagos, Ecuador: Nazca booby (Sula granti) portrait. Nazca booby parents do not intervene during siblicide events. This image is from Deadly Instincts.
    Tui De Roy/naturepl.com
  • New York, N.Y.: Bill Clinton and Neil deGrasse Tyson. This image is from Startalk. [Photo of the day - January 2016]
    New York, N.Y.: Bill Clinton and Neil deGrasse Tyson. This image is from Startalk.
    NG Studios/Katy Andres
  • South Luangwa, Zambia: Group of lionesses. Male lions and their lionesses develop strong bonds... [Photo of the day - January 2016]
    South Luangwa, Zambia: Group of lionesses. Male lions and their lionesses develop strong bonds during mating. This image is from Deadly Instincts.
    Peter Lamperti/Off the Fence
  • Norway: Hazen digging an ice cave so he can sleep protected from the blizzard. This image is... [Photo of the day - January 2016]
    Norway: Hazen digging an ice cave so he can sleep protected from the blizzard. This image is from Primal Survivor.
    National Geographic Channels/Stuart Trowell
  • House snake Lamprophi. This image is from Snake City. [Photo of the day - January 2016]
    House snake Lamprophi. This image is from Snake City.
    Earth Touch
  • Panama: Hazen on a hill looking at arrowtips with jungle in background - each arrow tip is used... [Photo of the day - January 2016]
    Panama: Hazen on a hill looking at arrowtips with jungle in background - each arrow tip is used to hunt different prey. This image is from Primal Survivor.
    National Geographic Channels/Stuart Trowell
  • Three Giraffes looking to the left. This image is from Giraffe African Giant. [Photo of the day - January 2016]
    Three Giraffes looking to the left. This image is from Giraffe African Giant.
    Terra Mater Factual Studios GmbH / Herbert Ostwald
  • Captive, Sweden: European Eagle owls (Bubo bubo) have been known to hunt long-eared hedgehogs... [Photo of the day - January 2016]
    Captive, Sweden: European Eagle owls (Bubo bubo) have been known to hunt long-eared hedgehogs (Hemiechinus auritus), where their ranges overlap. This image is from Deadly Instincts.
    Staffan Widstrand/naturepl.com
  • France: Catfish and frio trout. This image is from River Jaws. [Photo of the day - January 2016]
    France: Catfish and frio trout. This image is from River Jaws.
    Saint Thomas Productions
  • Reenactment: Jim Ritter of the National Transportation Safety Board (played by Aaron Michael... [Photo of the day - January 2016]
    Reenactment: Jim Ritter of the National Transportation Safety Board (played by Aaron Michael Reilly) and another investigator search for metal fatigue on a key piece of wreckage from Atlantic Southeast Flight 2311. This image is from Air Crash Investigation.
    Cineflix/Ian Watson
  • Morocco: Hazen holds a poisonous scorpion. This image is from Primal Survivor. [Photo of the day - January 2016]
    Morocco: Hazen holds a poisonous scorpion. This image is from Primal Survivor.
    National Geographic Channels/Stuart Trowell
  • Arabia: Arabian chameleon (Chamaeleo arabicus). Chameleons are superbly adapted predators, with... [Photo of the day - January 2016]
    Arabia: Arabian chameleon (Chamaeleo arabicus). Chameleons are superbly adapted predators, with 360 degree vision and a long tongue. This image is from Deadly Instincts.
    Sarah Titcombe/Off the Fence
  • Norway: Hazen with his reindeer stag. This image is from Primal Survivor. [Photo of the day - January 2016]
    Norway: Hazen with his reindeer stag. This image is from Primal Survivor.
    National Geographic Channels/Stuart Trowell
  • Masai Mara, Kenya, Africa: A lioness leading a pride (Panthera leo). When a new male infiltrates... [Photo of the day - January 2016]
    Masai Mara, Kenya, Africa: A lioness leading a pride (Panthera leo). When a new male infiltrates the pride, pregnant lionesses can be forced to leave the pride in order to ensure the survival of their cubs. This image is from Deadly Instincts.
    T.J. RICH/Premaphotos/naturepl.com
  • An elephant is silhouetted as it wades through the water at sunset in Botswana. This image is... [Photo of the day - January 2016]
    An elephant is silhouetted as it wades through the water at sunset in Botswana. This image is from When Elephants Weep.
    Terra Mater Factual Studios/Beverly Joubert
  • Mustang, Nepal: Hazen practicing slingshot with the sun behind him. This image is from Primal... [Photo of the day - January 2016]
    Mustang, Nepal: Hazen practicing slingshot with the sun behind him. This image is from Primal Survivor.
    National Geographic Channels/ Stuart Trowell
  • New York, N.Y.: Neil deGrasse Tyson and Susan Sarandon in Neil's office at the American Museum... [Photo of the day - January 2016]
    New York, N.Y.: Neil deGrasse Tyson and Susan Sarandon in Neil's office at the American Museum of Natural History. This image is from Startalk.
    NG Studios/Brian Stansfield
  • Port St Johns, Transkei, South Africa: Cape Gannet (Morus capensis) feeding on sardines. The... [Photo of the day - January 2016]
    Port St Johns, Transkei, South Africa: Cape Gannet (Morus capensis) feeding on sardines. The sardine run attracts many predators, which all compete for food and survival. This image is from Deadly Instincts.
    Chris & Monique Fallows /naturepl.com
  • Giraffes in desert landscape standing and looking to the right. This image is from Giraffe... [Photo of the day - January 2016]
    Giraffes in desert landscape standing and looking to the right. This image is from Giraffe African Giant.
    Terra Mater Factual Studios GmbH/Boas Schwarz
  • Amboseli GR, Kenya, East Africa: Being born in the dry season can be a real danger for elephant... [Photo of the day - January 2016]
    Amboseli GR, Kenya, East Africa: Being born in the dry season can be a real danger for elephant calves, leaving them susceptible to starvation and predation. This image is from Deadly Instincts.
    Off the Fence
  • Simon holding a Python molurus bivittatus and Nadine Keys with a Python sitting in front of... [Photo of the day - January 2016]
    Simon holding a Python molurus bivittatus and Nadine Keys with a Python sitting in front of graffiti wall holding snakes. This image is from Snake City.
    Earth Touch
  • Masai Mara National Reserve, Kenya, July:  Lion (Panthera leo) male trying to court a... [Photo of the day - January 2016]
    Masai Mara National Reserve, Kenya, July: Lion (Panthera leo) male trying to court a lioness. Male lions and their lionesses develop strong bonds during mating. This image is from Deadly Instincts.
    Anup Shah/naturepl.com
  • Cape Canaveral, Fla.: Launch of STS-51L, the Space Shuttle Challenger, at 11:38 a.m. EST on... [Photo of the day - January 2016]
    Cape Canaveral, Fla.: Launch of STS-51L, the Space Shuttle Challenger, at 11:38 a.m. EST on January 28, 1986. This image is from The Challenger Disaster Tapes.
    NASA
  • An elephant stands amongst yellow flowers and grass during the green season in Northern... [Photo of the day - January 2016]
    An elephant stands amongst yellow flowers and grass during the green season in Northern Botswana. This image is from When Elephants Weep.
    Terra Mater Factual Studios/Beverly Joubert
  • Masai Mara National Reserve, Kenya: Female Cheetah licking nose, portrait (Acinonyx jubatus).  A... [Photo of the day - January 2016]
    Masai Mara National Reserve, Kenya: Female Cheetah licking nose, portrait (Acinonyx jubatus). A mother cheetah teaches her cubs to hunt. This image is from Deadly Instincts.
    Anup Shah /naturepl.com
  • Turkey: The Grey Wolf can operate in packs of up to 36. Rigid discipline is enforced in the Wolf... [Photo of the day - January 2016]
    Turkey: The Grey Wolf can operate in packs of up to 36. Rigid discipline is enforced in the Wolf pack to keep subordinates in line. But the pack also share close social bonds and are normally related to each other. This image is from Wild Turkey.
    Off the Fence/Sarah Titcombe
  • Falklands- Elephant seal males fighting. Male elephant seals fight to gain access to female... [Photo of the day - January 2016]
    Falklands- Elephant seal males fighting. Male elephant seals fight to gain access to female harems. This image is from Deadly Instincts.
    Richard Kirby/Off the Fence
  • Zanzibar: In Jozani, Red Colobus eat charcoal to aid the digestion of exotic leaves. This... [Photo of the day - January 2016]
    Zanzibar: In Jozani, Red Colobus eat charcoal to aid the digestion of exotic leaves. This learned behaviour is passed down from mother to young through imitation. This image is from Wild Islands: Zanzibar.
    Off the Fence/Richard Kirby
  • A family of elephants walk together in Botswana. This image is from When Elephants Weep. [Photo of the day - January 2016]
    A family of elephants walk together in Botswana. This image is from When Elephants Weep.
    Terra Mater Factual Studios/Beverly Joubert
  • Serengeti National Park, Tanzania: Group of impalas in front of a tree. This image is from... [Photo of the day - January 2016]
    Serengeti National Park, Tanzania: Group of impalas in front of a tree. This image is from Amazing Animal Selfies.
    University of Minnesota, Dept of Ecology
  • South Africa- South African Fur Seals swimming (Arctocephalus pusillus pusillus). These seals... [Photo of the day - January 2016]
    South Africa- South African Fur Seals swimming (Arctocephalus pusillus pusillus). These seals follow the sardine run in order to feed, running the gauntlet of great white sharks (Carcharodon carcharias). This image is from Deadly Instincts.
    Visuals Unlimited /naturepl.com