Dogs wag their tails for more than joy. Explore the brain science and emotional complexity behind this common behavior.

It is an interesting thought experiment to ponder whether humans could have evolved with tails. The Na'vi people of "Avatar," alas, are science fiction.

Tiger rattlesnakes do not tend to be very large, surprising those who discovered two massive specimens of the species.

A “joyful” dog wagged his tail so hard, it had to be amputated. Now, Marley has healed and is up for adoption at a North Carolina animal shelter. “Marley is MUCH happier with his little nub ...

African scaly-tailed squirrels use their scaled tails to safely move across the smooth bark of trees in their native rainforest habitats. Researchers from Empa, the Swiss Federal Laboratories for ...

Three stories above the Field Museum's exhibits, rows and rows of taxidermied chipmunks filled a tray in the museum's mammal ...

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The Eaton fire forced thousands of animals from their homes in the area, many of which ended up at shelters such as Pasadena ...

Sedona is eyeing a possible ban on exotic animals in public spaces following a disturbing case of animal abuse by a vendor.

Macchiato suffered the devastating double blow of being returned by his adopters and then being diagnosed with inoperable cancer.

We all have at least one friend that treats their dog like an actual human child. Scientists think you shouldn't be a hater: ...