Isle Royale staff kill wolf that grew too reliant on visiting campers

Managers of the remote island made the decision after noting the wolves had grown reliant on human food sources and had been spotted dragging away food storage bags and backpacks “at numerous campsites.”

Oldest-ever Great Lakes lake trout recorded in Lake Superior

The best way to measure how old a fish is is by counting the number of rings formed on a chunk of calcium living in its inner ear. This lake trout, named Mary Catherine, had 62 rings.

Video: Florida alligator devours python in Everglades

An alligator in the Florida Everglades was seen doing its part to combat the invasion of Burmese pythons in the region, chomping on the limp body of one of the massive snakes and swimming off with the meaty catch.

Wild rabbits spotted with strange 'horn-like' growths sprouting from their heads

Recently, some wild rabbits have been seen in the U.S. with "horn-like" growths spurting from their heads that are caused by a viral infection, according to experts.

Watch: Feisty little Pomeranian chases bear out of home

A proud Pomeranian fearlessly protected his home – or more likely his food bowl – from a black bear who wandered inside.

Denali moose crash: 24-year-old driver killed

A 24-year-old international tourist was killed when he was driving and hit a moose near Denali National Park in Alaska.

Florida alligator takes woman's shoe after she provoked him: 'Serves her right'

A Florida alligator got some not-so-subtle revenge against a woman who threw her shoes at it – by taking one of them with him into the water. Watch the video in the player above.

See it: Dolphin calf reunited with mother after being freed from fishing net

The dolphin calf was first spotted entangled in the fishing net earlier this summer. And after several weeks, the young dolphin was finally freed from the line and reunited with its mother.

Invasive red swamp crayfish confirmed at Michigan fish hatchery

While the crayfish has been found in isolated pockets around Metro Detroit, DNR officials aren't sure how one could have invaded their own hatchery pond where they rear fish.

Massive flathead catfish sets new record in Monroe County

A Michigan fisherman pulled in a record-setting flathead catfish in late June, shattering the state's previous record-setting fish.

Iceland volcano eruption caught on camera

A volcano erupted on Iceland's Reykjanes Peninsula, prompting evacuations in the surrounding area.