Ovoviviparous: alternatives and connections

A bone in the base of the lower jaw of many birds, reptiles, and fishes.

A bone in the base of the lower jaw of many birds, reptiles, amphibians, and fishes.

To sit on and cover eggs, as a fowl, for the purpose of warming them and hatching the young; or to sit over and cover young, as a hen…

To break or crack, or crack off a portion of, as of an eggshell in hatching, or a piece of crockery.

One of the Chromidae, a family of fresh-water fishes abundant in the tropical parts of America and Africa. Some are valuable food fish…

The common chamber into which the intestinal, urinary, and generative canals discharge in birds, reptiles, amphibians, and many fishes.

A contrivance for hatching eggs by artificial heat.

One of a family of fishes (Embiotocidae) abundant on the coast of California, remarkable for being viviparous; -- also called surf fis…

The young or embryo of an animal in the womb, or in the egg; often restricted to the later stages in the development of viviparous and…

An oviparous, vertebrate animal usually having fins and a covering scales or plates. It breathes by means of gills, and lives almost e…

A short line used in drawing and engraving, especially in shading and denoting different surfaces, as in map drawing. See Hatching.

To cross with lines in a peculiar manner in drawing and engraving. See Hatching.

One who hatches, or that which hatches; a hatching apparatus; an incubator.

A house for hatching fish, etc.

The natural history of reptiles; that branch of zoology which relates to reptiles, including their structure, classification, and habi…

An extinct genus of marine reptiles; -- so named from their short, biconcave vertebrae, resembling those of fishes. Several species, v…

To sit, as on eggs for hatching; to brood; to brood upon, or keep warm, as eggs, for the purpose of hatching.

A sitting on eggs for the purpose of hatching young; a brooding on, or keeping warm, (eggs) to develop the life within, by any process.