This colossal snake is the stuff nightmares are made of 😥 #snake #davidattenborough #naturepbs #pbs

My oh my - what teeth you have! #naturepbs #sabertooth #davidattenborough #stem #fossil

Sir David Attenborough befriends a dinosaur, the Diplodocus. #naturepbs #davidattenborough #dinosaur

The dodo is the first animal driven to extinction by humans. #dodo #naturepbs #davidattenborough

Was Bigfoot real? #naturepbs #naturedocumentaries #davidattenborough #yeti #bigfoot

How melting sea ice impacts killer whales. #wildlife #naturepbs #orca #climate #antarctica

Did you know? Killer whales teach their young to hunt. #naturepbs #wildlife #orca #documentary #pbs

Never-seen-before killer whale behavior caught on camera. #naturepbs #killerwhales #wildlife #stem

Have you ever witnessed wave washing? #naturepbs #killerwhales #wildlife #animalshorts #antarctica

Female killer whales run the show. #naturepbs #wildlife #killerwhales #orca #pbs

Golden eagles build their nest in the branches of WILDHEART. #eagle #naturepbs #scotland #wildlife

This red squirrel mom is busy. #wildlife #naturepbs #squirrel #momlife #wildlife

Where there are Scots Pines, there are pine martens. #wildlife #scotland #naturepbs #pinemarten

Meet Scotland’s longest beetle. #naturepbs #beetle #scotland #insects #wildlife

Female leopards are known to hunt cubs -- even their own siblings. #leopard #naturepbs #wildlife

Cheetahs vs. baboons #naturepbs #wildlife #animals #cheetah #baboon

Leopard moms also "set up" a nursery for their newborns. #leopard #bigcats #nursery #wildlife #pbs

Lions may not be the fastest or most widespread... #naturepbs #lion #animalshorts #bigcats #hunt

Curious leopard cubs 🥰🥰🥰 #naturepbs #wildlife #leopard #babyanimals #bigcats

With 12 cubs, it's easy to lose count. #wildlife #naturepbs #lion #babyanimals #naturedocumentaries

This cheetah family won't give up its meal easily. #wildlife #naturepbs #cheetah #wilddogs #pbs

This pregnant leopard just wants to rest. #wildlife #naturepbs #leopard #bigcats #naturedocumentary

Being a stud in the leopard world is not all it's cracked up to be. #leopard #mating #naturepbs

Synchronizing their pregnancies may have seemed like a good idea... #lions #naturepbs #wildlife

Can you imagine being surrounded by whales? #naturepbs #wildlife #whale #naturedocumentary #animals

Watch this filmmaker communicate with a sperm whale. #whale #wildlife #naturepbs #naturedocumentary

T-Rex or Pliosaur: who's gonna win?? #dinosaur #naturepbs #trex #naturedocumentaries #wildlife

Uncovering the skull of a monstrous marine predator isn't easy! #davidattenborough #stem #naturepbs

Meet the pliosaur, a monstrous marine predator. #naturepbs #naturedocumentaries #jurassic #stem

Among the chamois, the mood is tense. #naturepbs #naturedocumentaries #wildlife #chamois #thealps

Brown frogs gather for the annual frog orgy. #naturepbs #naturedocumentaries #frog #wildlife #alps

Will this marmot family escape a deadly eagle? #naturepbs #animals #wildlife #marmots #eagles

Humpbacks can travel 5,000 miles during their seasonal migration. #naturepbs #humpbackwhale #whale

Santa’s sleigh team? All girls! #naturepbs #reindeer #animalshorts #wildlife #santa

Penguins — at the beach? #naturepbs #penguin #animalshorts #wildlife #birds #southafrica

Hint: Look at the ears! #lynx #naturepbs #wildlife #animalshorts #cat

Behind the story of Rudolph, there is some truth. #naturepbs #reindeer #rudolph #animalshorts

Hoo is the heaviest owl?🦉 #wildlife #naturepbs #popquiz #owl #birds

Arctic foxes are well adapted to their frigid home! #wildlife #naturepbs #arcticfox #animalshorts

Watch a male seahorse give birth. #seahorse #naturepbs #wildlife #naturedocumentaries #pbs

The chameleon's weapon: its sticky tongue! #chameleon #naturepbs #animalshorts #naturedocumentary

These seals have been hunted to the brink of extinction. #seal #monkseal #naturedocumentaries #pbs

Whiskers are a seal's secret weapon. #seal #wildlife #naturepbs #animalshorts

Lynx have built-in snowshoes. #wildlife #naturepbs #lynx #animalshorts #nature

Did you know? Polar bears aren't white! #wildlife #naturepbs #polarbear #animalshorts #pbs

What's with the ears? #fennecfox #wildlife #naturepbs #fox #animalshorts

Banging your head into a tree has always seemed reckless. #wildlife #naturepbs #woodpecker #birds

Did you know? Some woodpeckers build their nests in cacti. #naturepbs #wildlife #woodpecker #bird