He appears, however, as a general rule, only to kill when hungry or attacked, and not for the mere pleasure of killing, as with some other carnivorous animals.
This proved that the great herbivorous dinosaur had been preyed upon by its smaller carnivorous contemporary.
Accordingly, it was at this epoch that the small ancestral insectivorous mammals first forsook their arboreal habitat to try a life on the open plains, where their descendants developed on the one hand into the carnivorous and other groups, in which the toes are armed with nails or claws, and on the other into the hoofed group, inclusive of such monsters as the elephant and the giraffe.
The members of this group are always carnivorous or parasitic, and prey upon both vertebrates and invertebrates.
Venus's fly-trap (Dionaea muscipula), a rare plant, is found only south of the Neuse river; and there are several varieties of Sarracenia, carnivorous pitcher plants.
Adaptive characters are often hereditary, for instance, the seed of a parasite will produce a parasite, and the same is true of a carnivorous plant.
The larva of a ground-beetle or a carnivorous waterbeetle (fig.
Its etymology has genus of carnivorous mammals (see Carnivora).
The phytophagous species are attached to various parts of plants, dead or alive; and the carnivorous in like manner feed on dead or living flesh, or its products, many larvae being parasitic on living animals of various classes (in Australia the larva of a species of Muscidae is even a parasite of frogs), especially the caterpillars of Lepidoptera, which are destroyed in great numbers by Tachininae.
For the most part the species are carnivorous or insectivorous.