The family Ursidae has eight species of omnivorous bears that have large claws and teeth; small eyes and ears; short tails; and long, rough fur. They range in weight from 55 pounds for the sun bear of Asia to 1,700 pound... More »

The halogen family comprises group 17 of the periodic table of elements, and includes fluorine, chlorine, iodine, bromine and astatine. The elements in the halogen family share the qualities of being non-metals, and exis... More » Science Environmental Science Human Impact

Carbon can exist in several forms, including graphite, one of the softest naturally occurring substances, and diamond, one of the hardest naturally occurring substances. Carbon has the highest melting point of all the el... More »

Some adaptations of brown bears are their incredible strength, long claws, thick layers of fur and fat, and exceptional sense of smell. Their adaptations can allow them to live up to 25 years in the wild. More »

Predators possess excellent senses to find their prey, and their bodies are engineered with fangs, sharp claws and teeth, or beaks; some are even armed with poison. Predation refers to the relationship of two animals in ... More »

Some adaptations of the fennec fox include its large ears, its fur and its unique kidneys. Because the fennec fox is native to the desert environment of northern Africa, it has learned to cope with the heat by becoming n... More »

Insects do not have ears like those of a human, but some species are able to hear through similar structures. In most of these species, the tympanal organ serves a similar purpose to the human eardrum. More » Science Biology Zoology