Hiker made fatal mistake when encountering venomous snake, officials say
Emergency responders performed CPR after witnesses said the hiker picked up a rattlesnake.
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.
Millions watch livestream of deep sea creatures from Argentina, latest in 'slow TV' fad
A livestream of deep-sea creatures captivated Argentina, highlighting the calming global trend of “slow TV." Here's why millions tuned in.
VIDEO: Florida shark, stingray get into tussle off the coast of Panama City Beach
WATCH: A shark and stingray engaged in quite the tussle last month off the shore of Panama Beach in Florida. A woman was able to capture the moment on camera.
Octopus latches onto 6-year-old boy, refusing to release, mother says, showing footage of the child's injuries
The marks extended up the child's arm.
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.
Radioactive wasp nest found at former nuclear weapons site
A wasp nest found in South Carolina had radiation levels 10 times higher than what’s allowed by federal regulators.
PhD student's beach walk leads to stunning discovery of elusive sea creature
The Janthina species are known for their vibrant color and unique floating ability. They are typically found in tropical seas.
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.
Wisconsin bear attack: Bear still at large as DNR ends trapping efforts
Wisconsin officials are calling off their two-week effort to trap a bear that attacked a 69-year-old woman in Barron County.
Woman mauled by bear while hiking on popular Alaska trail
A woman had to be rescued from a popular hiking trail in Anchorage, Alaska after being attacked by a brown bear this week.
4-year-old attacked by mountain lion at WA's Olympic National Park
The attack occurred on a popular trail near Hurricane Ridge, according to park officials.
Iceland volcano eruption caught on camera
A volcano erupted on Iceland's Reykjanes Peninsula, prompting evacuations in the surrounding area.
New blue pool at Yellowstone National Park discovered after 'mildly explosive' activity
A routine temperature check at the Norris Geyser Basin in Yellowstone National Park led geologists to discover a new blue water spring.
Watch: Stranded dolphin rescued from South Carolina lagoon after heavy rains
A dolphin named "Lucky" was rescued after becoming stranded in a shallow tidal lagoon in Bluffton, South Carolina.
Beetle infestation threatening thousands of ancient books in Hungary's oldest library
A medieval abbey in Hungary is battling a beetle infestation threatening its ancient book collection.