Animals Without Tails: 7 Tailless and Nearly Tailless Examples
Which animals have no tails? Discover truly tailless and nearly tailless animals including apes, guinea pigs, frogs, koalas and capybaras, plus common myths.
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Wombats produce cube-shaped poop because their intestines have regions with different mechanical properties. As digested material moves through the final part of the intestine, it becomes drier and is shaped by repeated muscular contractions. Researchers found that alternating stiffer and more flexi
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Which animals have no tails? Discover truly tailless and nearly tailless animals including apes, guinea pigs, frogs, koalas and capybaras, plus common myths.

Claws are one of evolution’s most versatile tools. In zoology, a claw is a narrow, downward-curving, keratinized structure at the end of a digit, and across birds, reptiles, many mammals, and some amphibians, claws have···

Discover 10 valuable goldfish varieties, including Ranchu, Tosakin, Jikin, Oranda and Bubble Eye, plus what really makes rare goldfish expensive.

Discover 10 animals with crests, including cockatoos, peafowl, penguins, geckos, iguanas and porcupines, plus how crests differ from combs and casques.

Discover 10 types of gazelles, including Dorcas, Thomson’s, dama and Speke’s gazelles, with scientific names, habitats, key traits and conservation status.

Discover 10 poisonous crabs that can contain tetrodotoxin, saxitoxin and other marine toxins, including devil reef crabs, mosaic crabs and toxic Demania species.

Meet 10 weird-looking monkeys with unusual faces, noses, fur and colors, from bald uakaris and proboscis monkeys to pied tamarins and doucs.

Discover 10 of the most resilient animals, from tardigrades and wood frogs to camels and lungfish, and the science behind how they survive extreme conditions.

Horseshoe crabs, octopuses, squid, cuttlefish and other animals can have blue blood. Learn how copper-based hemocyanin makes it blue.

What animal has the strongest armor? Compare the crush-resistant ironclad beetle with armadillos, pangolins and turtle shells—and see why there is no single universal winner.

Which animal can survive the longest without food? Discover tardigrades, soft ticks, lungfish, olms, bears and other animals built for extreme fasting.

Discover 7 beautiful swans, including Mute, Black, Black-necked, Trumpeter, Whooper and Tundra Swans, with identification tips, ranges and key differences.

Discover 10 poisonous butterflies, including monarchs, pipevine swallowtails and Atala butterflies, plus their toxins and whether they can harm humans.

Musk ox guard hairs can grow up to about 60 cm long. Learn why their coat is so long, what qiviut is, and whether musk oxen truly hold the animal hair record.