Discovery of strange "scratch marks" on forest path sparks wild theories
One Reddit user suggested they could have been left by some kind of "big cat," while another claimed it could be something "even creepier."
$25,000 reward for information on fatally poisoned Oregon eagles and wolves
The deaths are the latest in a series of poisonings that have killed 19 Oregon wolves since 2015, plus several domestic dogs.
"Unlike any other": Prehistoric Illinois' spiny-legged arachnid discovered
The newly discovered creature lived around 308 million years ago and was only around 0.5 inches in length, scientists report.
Was extinct Tasmanian tiger seen on new video? Experts weigh in
The thylacine, or Tasmanian Tiger, was last seen in captivity in 1936 and declared extinct in the mid-1980s.
"Very rare" deep-sea squid attack caught on video
"We were very lucky to have witnessed this," a researcher said. "It proceeded to wrap its arms around one of the other cameras."
Parasitic worms "shot-gunning" moose brains in US
Moose in Idaho were found with a parasite in major arteries and their brains, causing severe health effects and even death.
New animal discovered 3,000 feet below ocean surface: Study
The animal was covered in spines and had "blade-like" claws.
Woman alone in cabin in woods hears "scratching"—disbelief at the source
Kezia Tan heard the strange noise three times at her remote cabin in Bali and finally came face to face with the truth.
Mystery as 180 pelicans get seriously ill
Wildlife experts say sick pelicans in California are suffering from starvation-related issues, but the cause remains unclear.
Air quality alert sparks warning for pet owners
Smoke from wildfires burning in Canada has drifted down to some states.
Scientists close in on potential cause of Florida fish spinning to death
The strange fish behavior was first reported last fall.
"He put up a fair fight": 13-foot crocodile attacks houseboat
The enormous crocodile is also suspected of taking—and presumably eating—the houseboat owner's dog weeks earlier.
Humans are giving sea creatures the bends
"It is likely that gas embolism pathology could arise in other species," study author Katherine Eltz told Newsweek.
Beached whale's jawbone cut off with chainsaw
Officials discovered the 50-foot sperm whale washed up on Oreti Beach in New Zealand with tire tracks leading up to the dead body.
Woman carries on driving to work with venomous snake in the car
"I believe it was in there for a good three weeks before that because I was finding snake poo everywhere," Lisa Kournelis told local news.
Woman captures nightmarish encounter with spider on camera: "Screaming"
Marie, from Savoie in France, accidentally filmed the scary moment while making a video for friends.
Extinct tiny deer with big eyes found in national park
The deer was the size of a house cat, and its eye sockets took up 60 percent of its skull.
Rare sighting of great white shark off Alabama coast
It is the first time a great white shark has been documented swimming in this particular area, making it a unique finding.
Elephants use feces to say hello
Elephant urine and feces contain important chemical information "like the identity of the individual," a researcher told Newsweek.
Better Planet
"Large-scale" changes in ocean circulation may end coral reefs
Scientists discovered that 2023 marked the worst year for coral bleaching in the Northern Hemisphere, with major reefs suffering.
Hurricane sparks surge in Florida's flamingo population
The storm blew more than a hundred flamingos off course last year.
Squirrel turns "porch pirate" after stealing candy from mail carrier
Every day, Kip likes to leave a Kit Kat in the mailbox as a way of saying "thank you" to their mail carriers—but this time someone else had other ideas.
One of "world's worst" weeds invading US Northeast
The toxic weed can prevent sunlight from entering the water and lead to decreased oxygen levels, killing fish and other species.
Snakes fake dying using "dripping mouthfuls" of blood
Dice snakes were seen to lie still and fake their own deaths, while also smearing themselves in feces and musk, and bleeding from the mouth.
Watch three bear cubs play on swing like excited kids: "Instant fans"
The yearlings were enjoying the recent spell of warm weather and decided to play a game of "King of the Swing."
Mom makes terrifying discovery after daughter hears "monsters" in walls
After discovering unwelcome guests in her walls, Ashley Class was left with a bill for more than $20,000.
Cicada double invasion to "utterly cover" parts of the US, ecologist says
The insects have already been spotted emerging in North Carolina and are set to swarm Illinois, much of Missouri and Arkansas.
One of Earth's rarest fish sees "remarkable" return from near-extinction
The Devil's Hole pupfish is critically endangered, with only a few hundred existing within a tiny cave in Death Valley.
Scientists uncover secret behind lemurs' unique trick
The Madagascan primates have a highly unusual way of competing for territory, and now we know how they do it.
Mystery as Florida zoo animal suddenly missing
Palm Beach Zoo staff believe that the animal was stolen out of its enclosure.