Columbia Encyclopedia

(Encyclopedia) cyanobacteria sīˌənōbăktĭrˈēə, sī-ănˌō– [key] or blue-green algae, photosynthetic bacteria that contain chlorophyll. For many years they were classified in the plant kingdom along with ...

(Encyclopedia) jumping mouse, rodent slightly larger than the common mouse, found in North America and N Asia, also called the kangaroo mouse. Its long hind legs and tail enable it to leap distances up to 12 ft (3.7...

(Encyclopedia) Hampton, Lionel, 1908?–2002, African-American vibraphonist and bandleader, b. Louisville, Ky. When his family moved to Chicago c.1916, the young Hampton began playing drums in a newsboys' band. He m...

(Encyclopedia) basking shark, large, plankton-feeding shark, Cetorhinus maximus, inhabiting many oceans of the world, especially in temperate regions. Found singly or in schools of up to 100, it spends much of its t...

(Encyclopedia) sunbittern, common name for a graceful, stout-bodied, bitternlike bird, Eurypyga helias. It is named for its wing markings, an orange-chestnut shield set in an orange-buff circle, which looks like a s...

(Encyclopedia) pratincole prătˈənkōlˌ [key], common name for a large-winged shore bird including seven species in the subfamily Glareolinae of the family Glareolidae. Swift and graceful flyers, their sharply po...

(Encyclopedia) treehopper, any member of three families of winged insects, remarkable for the curious shapes of most species. The shapes are due to the enlargement of the dorsal (upper) covering of the first thoraci...

(Encyclopedia) tanuki or raccoon dog, omnivorous mammal, Nyctereutes Procyonoides, of the dog family, native to the forests of E Asia. The tanuki is similar in appearance to a dog but has black, masklike facial mark...

(Encyclopedia) brownstone, red to brown variety of sandstone. Its unusual color is caused in some instances by the presence of red iron oxide which acts as a cement, binding the sand grains together. Vast thicknesse...

(Encyclopedia) gerbil jûrˈbĭl [key], small desert rodent found throughout the hot arid regions of Africa and Asia. Also known as sand rats, gerbils have large eyes and powerful, elongated hind limbs upon which th...