noun
definition
Any one of numerous species of small fish of the family Gasterosteidae. The back is armed with two or more sharp spines. They inhabit both salt and brackish water, and construct nests from weeds.
synonyms
Examples of stickleback in a Sentence
Of the species known not one has so wide a geographical range, and has so well been studied, as the common British threespined stickleback (Gastrosteus aculeatus).
The ten-spined stickleback (Gastrosteus pungitius) is so called from the number of spines usually composing its first dorsal fin, which, however, may be sometimes reduced to eight or nine or increased to eleven.
Female stickleback have silver bellies, this is the stimulus that attracts the males.
A small stickleback kept in an aquarium devoured, in five hours' time, 74 newly-hatched dace, which were about a quarter of an inch long.
By this it is brought into contact with the fin of a fish, such as perch, stickleback or others, and effects a hold thereon by means of the toothed edge of its shells.
A stickleback in a tank, for instance - what do you see?
These include the giant stickleback, the speckled dace, the white sturgeon and the green sturgeon.