Animals

Scientists say the little fish may hold broader lessons for raising other marine species in captivity.

An unprecedented look at the birth of a sperm whale found that mother and calf were supported by other whales throughout the process.

Salganea taiwanensis, a kind of wood-feeding cockroach, may engage in what's known as pair bonding, a new study finds.

Seawalls are great at protecting property and people. A new nature-inspired seawall add-on is trying to make them better at protecting marine wildlife too.

Armadillos are making North Carolina their home. NPR's Ayesha Rascoe talks with wildlife biologist Colleen Olfenbuttel about how Texas' state mammal has gotten a foothold in the Tar Heel State.

Scientists analyzed the urine of wild chimpanzees who'd feasted on fallen fruit to see how much alcohol they consumed from the fermented sugars.

Geese's iconic "V" formations and trademark squawks can be seen and heard overhead as they go back and forth to the south through the year. But what does it take for such a long trip?

Tomato clownfish, in response to an unpredictable world, appear capable of adjusting when they lose their stripes based on cues from other fish and their habitat, a new study in PLOS Biology finds.

A new study finds that horse whinnies are made of both a high and a low frequency, generated by different parts of the vocal tract. The two-tone sound may help horses convey more complex information.

The semi-aquatic dinosaur, Spinosaurus mirabilis, was discovered by an international team of scientists working in Niger.