animals

Development from the egg takes place similarly with fishes that are oviparous internally and with fishes that are oviparous externally; that...

Development from the egg takes place similarly with fishes that are oviparous internally and with fishes that are oviparous externally; that...

Oviparous fish as a rule spawn only once a year. The little phycis or black goby is an exception, as it spawns twice; the male of the black ...

Fishes for the most part are divided into males and females, but one is puzzled to account for the erythrinus and the channa, for specimens ...

Like the human species it brings forth at all seasons of the year, but especially at the time when the earliest kids are forthcoming. It con...