Why are polar bears so big when they live in food deserts? #polarbear #bear #didyouknow #evolution

Beards may help communicate anger. #didyouknow #beard #evolution #biology #communication

Robots suggest dinosaur feathers may have revealed prey. #dinosaur #paleontology #evolution #robot

Sexual monogamy is rare in birds, and the consequences are wild! #evolution #animalbehavior #birds

What’s the right thing to do here? #owl #didyouknow #conservation #endangeredspecies #birds #animal

Sensory biases drive the evolution of elaborate displays. #evolution #animals #animalbehavior #color

Bird teeth aren’t real teeth. The toothed birds went extinct 66 million years ago.

Let’s talk about animal weapons! Horns ‘n’ antlers; teeth ‘n’ tusks.

Ruffed grouse have snowshoes for walking on the surface of the snow!

Prey send signals to predators communicating the likelihood that they’ll be caught.

North America used to have some BIG woodpeckers!

Jacana dads are great dads!

Camels store fat, not water, in their humps.

Why are we sexually mature so much earlier than our brains mature?

Coyotes and bobcats compete for the same prey. Sometimes it gets heated.

Female earwigs are great moms!

Large canine teeth don’t always indicate an animal’s diet. #gelada #teeth

Birds of prey eat a lot of insects! #birdsofprey #predator #predators #prey #chuckdarwin

Woodpeckers drum on human-made materials, especially metal, to communicate over long distances

Bee evolution and the evolution of their parasites and pathogens. #goinglive #bees #beekeeping

In the fall, bucks fight for access to females. #deer #deerhunting #fight #biology #animalbehavior

Why do some countries refrigerate eggs while others don’t? #eggs #food #bacteria #energy

Homeless people move to the natural areas close to downtown.