Sea squirts are not the toughest organism in the sea. They’re often soft, immobile creatures, or even blobs floating through the ocean. But in order to survive, sea squirts have to have some...

Gophers or pocket gophers are a type of rodent native to the Americas. These populous rodents are famous for their burrowing, including mounds. They also love digging in moist soil, meaning that...

Crocodiles are some of the strongest predators in the entire world. They have minimal predators, aside from humans, and are aggressive. Crocodiles have tough, thick, armored skin and scales, also...

Crocodiles can’t be tamed or domesticated. They aren’t domestic animals that will respond to commands. Instead, feeding wild crocodiles is discouraged so the animals don’t grow attached to...

Sloths are a popular animal known for their adorable faces and lethargic behavior. They are the slowest-moving mammals on our planet and their top speed is only 1.2 miles per hour (mph). Sloths...

The tilapia is a silvery-blue fish with flat bodies. They live in freshwater or brackish habitats. Though popular in the U.S. as food, they are native to Africa. Even so, tilapia is one of the...