Scientists suspect that contagious urination, a behavior they observed among a troop of apes in Japan, may play an important role in...

A 38-day expedition in the remote Alto Mayo region, where development threatens wild habitats, turned up one previously unknown animal...

Scientists have wondered if the many captive tigers in the United States could one day help restore the species in the wild.

X-ray videos showed that some young Japanese eels demonstrated that they were not content to become a predator’s meal.

The insects seem to know which injuries to treat as they engage in a behavior that seems almost human.

Trumpetfish use a number of tricks to catch prey, but research shows that one of their most effective tactics has much in common with...

California wildlife officials are hoping to apprehend a 5-year-old sea otter, who has a knack for riding the waves after committing...

In Argentina, kelp gulls are attacking the backs of southern right whales, imperiling the recovery of an endangered species.

Scientists have retracted a study that showed a rare goblin shark washed up on a Greek beach after other researchers voiced doubts about...

Salamanders get a little help across the road from some two-legged friends in Northern California.

The group says that the shellfish, long considered a more responsible choice, cannot be considered a guilt-free meal anymore.

It’s the first known case of an animal helping algae reproduce, and could suggest that pollination first evolved in the world’s ancient...

Researchers found that small sea creatures exist in equal number with pieces of plastic in parts of the Great Pacific Garbage Patch,...

Yakei, the 9-year-old macaque who seized power at a preserve, played the field and mated with at least one male, all while managing to...

The toxin that makes cane toads so poisonous is causing them to eat their younger kin, but only in Australia, where they became an...

A discovery in the Pacific Ocean off California leads to “an ‘Indiana Jones’ mixed with ‘Jurassic Park’ moment.”

This behavior by the fluttering insects was so unusual that scientists had to invent a new word to describe it.

The few living North Atlantic right whales are smaller than previous generations, and some show signs of severely stunted development.

Scientists found that the fish were gradually domesticated like dog breeds into the beautiful shapes and colors that turn up today in pet...

If their bids at motherhood fail, they can then regrow their brains.