Thousands of birds are killed or seriously injured each year in Chicago after colliding with buildings because they fail to see reflective or transparent surfaces. Here’s what you can do to help.

While little is known about the typically solitary lives of octopuses, new evidence out of Australia suggests that octopuses can congregate and socialize under the right conditions.

Universities and other publicly funded institutions will soon be required to make “reasonable efforts” to get research dogs and cats adopted once they are no longer needed.

Counties in Illinois will soon be able to tap into their animal population control funds to support programs aimed at reducing feral cat populations.

Starting Oct. 1, crossbows can be used to hunt deer and turkey in Illinois thanks to a state law signed last week.

A compound made by honeybees could become the basis for the first new antibiotics in more than 30 years, according to UIC researchers. 

Luigi, a 1-year-old Hoffman’s two-toed sloth, is getting settled alongside his new primate neighbors in a mixed-species exhibit.

As part of PETA’s eye-catching “Lettuce Ladies” campaign, South Elgin native Mysti Lee travels the globe promoting animal rights. 

Dante, a 30-pound alligator snapping turtle, made his public debut after passing a routine physical exam, which was actually quite similar to a human checkup.

A trio of newly arrived birds is making noise – lots of it – inside Lincoln Park Zoo’s Dry Thorn Forest exhibit.

Dozens of mallards have been found dead over the past month in multiple locations along the Chicago River, marking what one expert says is the largest occurrence of birds dying in the river in decades.

Pet owners should not panic, local health officials say, but take precautions after a rabid kitten was found in Carroll County.

As more people flock to the backyard poultry trend, the number of salmonella infections are likely to increase, says Illinois Department of Public Health veterinarian Dr. Connie Austin.

About a dozen different species were under close watch during the event as scientists looked for any changes in behavior. 

Animal behavior experts noticed the biggest change in one particular species during Monday’s eclipse: humans. 

Like scientists across the country, Lincoln Park Zoo’s animal experts will spend Monday’s solar eclipse carefully observing the zoo’s residents for changes in behavior.