Types of arthropods include crustaceans, spiders and their kin, and insects. These are animals with a segmented exoskeleton and many legs. Most animals on earth are arthropods. In order to grow, arthropods need to moult ... More »

Arthropods have bilateral symmetry. When divided into two equal sections, both sides of the arthropod body are mirror images of each other. More »

There are about a million known species of arthropods as of 2015. Estimates of the total number of arthropod species, including undiscovered ones, range from as low as 5 million to as high as 30 million. More »

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Animals with exoskeletons include all arthropods such as insects, crustaceans and spiders as well as many other invertebrate animals such as shelled mollusks. Shelled mollusks include snails, tusk shells, clams, nautilus... More »

Tarantulas eat arthropods such as insects and other spiders, and larger species even prey upon small rodents and reptiles. Contrary to its name, the Goliath bird-eating tarantula very rarely consumes birds. More »

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Eastern fence lizards have a diet primarily comprised of insects, such as ants, weevils, beetles, lady bugs, centipedes, spiders and other arthropods. The lizards also eat snails and some plant matter during the process,... More »

Types of aquatic animals include marine mammals such as whales, dolphins, sea lions, seals, manatees and walruses. Other types are fish, including bony fish such as groupers and cartilaginous fish such as sharks and rays... More »