Ecology

The spider's unusual behavior makes it much less appealing to some predators, allowing them to hide in plain sight.

Hawaii has no native snakes, although non-native species are sometimes found in the state, which poses a "serious threat" to the local ecosystem.

"Dolphins and porpoises washed ashore during our investigation exhibited fresh war-related injuries on their bodies," said researcher Ewa Węgrzyn.

"It's always very exciting to dive this wreck because you just never know what you're going to see," diver and photographer Paul Dabill told Newsweek.

Scientists collected the strange animals from the waters off the Galápagos Islands and plan to examine them.

An ambitious international reintroduction project hopes to release 500 zebra sharks in an area where they have all but disappeared.

Wild boars have mated with domestic pigs to create a rapidly reproducing pig hybrid that may cause the population of feral pigs to soar.

"It feels sad but, in the end, it's nature's rule," photographer Loukik Thakre told Newsweek. "Sometimes nature is not fair to everyone."

The last known Tasmanian tiger—the iconic Australian mammal that was the largest living carnivorous marsupial—died in 1936.

An army of rice grain-sized weevils might just be the best defense against the invasive cabomba plant.

From dolphins and dogs becoming friends to bears enjoying fast food, celebrate wildlife's wonderful peculiarities with these videos.

"It's most likely that we caught a very lucky snapshot glimpse of a whale fall site no one had ever seen before, or will again," one scientist told Newsweek.

Opponents of wind turbines often use arguments about their danger to birds to criticize the construction of these renewable energy sources.

A two-headed bull-shark embryo, found in the Gulf of Mexico, is the result of "the incomplete division of a single fertilized egg," an expert told Newsweek.

The advance of the global fishing industry coupled with relatively slow growth and reproductive rates has resulted in progressive declines for many shark populations.

German law requires that the hybrids must be shot in order to protect the local wolf population.

The Galápagos Islands are a remote archipelago in the Pacific Ocean home to a wide variety of unique flora and fauna species.

"Every morning, they spend at least the first hour of the day with bears and are constantly working with them all day long," the intern director told Newsweek.

Alligator tracking revealed that the reptiles moved from human-created detention ponds to adjacent forested wetlands.

"We are 100 percent dry," Jason Wagner, wildlife area manager of the Cheyenne Bottoms, said of the drought that has hit the region.

Footprints of the extinct wild super-cow reveal the secrets of this long-lost animal's past.

The first of its kind footage shows a rare, aggressive social interaction between a group of 10 octopuses.

A truly fin-spirational story.

Megamouth sharks are so rare that there have only been 269 recorded sightings, ever.

The critically endangered species is so rare there now only around 20 roaming North Carolina.

Deep sea mining involves scouring the seabed with machines for concentration of important or valuable minerals, such as manganese.

The sightings come a year after an entire pack in the state was poisoned to death by humans.

Having dropped to a population of a mere two wolves in 2018, there are now 28 individuals on Isle Royale thanks to restoration efforts.

Great whites can grow to lengths of more than 20 feet and weigh up to 4,500 pounds.

Female Australian redclaw crayfish, which are an invasive species in the United States, can produce clutches of around 1,000 eggs up to five times a year.