Venom is one of nature’s most terrifying weapons. Some animals use it to kill prey, while others use it to defend themselves ...

Cuttlefish skin is interesting in many ways: it functions as a display system, camouflage device, texture generator, and ...

There are a few more important features that can help an organism hide from predators, attract prey, or simply avoid other ...

Color change in animals is a response shaped by evolution. Each species has developed its own method and reason for this ...

When most people think of impressive animals, they usually imagine large mammals, like giant elephants, massive whales, or ...

Discover remarkable animals that change their coat or feathers to white during winter, helping them blend into snowy landscapes and avoid predators.

In some of the coldest parts of the world, a few animals go through a slow makeover every year. As snow starts covering the ground, their brown or grey coats gradually turn white. It's not for show.

Beauty is often said to be in the eye of the beholder. And while that may be true in most cases, the peacock katydid is an ...

Nature is full of strange and unique traits, some of which seem almost like make-believe. One example is the glass frog, an amphibian named for its transparent underside. These frogs have skin so ...

Q. You reply to a lot of biology questions, sometimes citing scientific publications that have the answer. Have you run across any animal mysteries that do not have a surefire explanation?

The western gray fox is third on the list for frequent visitors to a small waterhole in the forest of Palomar Mountain.

Each week, The Inquirer takes readers into a different home in the Philadelphia area, and its residents share what makes the ...