However, only some of these species are true crabs while others are false crabs. True crabs are in the Brachyura infraorder, and false crabs are in the Anomura infraorder. What’s interesting about ...

“螃蟹”这种生物对于大多数人来说并不陌生，但你可能对它的秘密仍旧一无所知！ 令人惊讶的一点是，在地球上有许多生物要么是螃蟹，要么看起来很像螃蟹。例如，寄居蟹具有明显的蟹状外观，但严格来说并不是真正的螃蟹。

Hermit crabs use gastropod shells as shelter and are adapted to follow chemical cues released from tissues of dead or injured gastropods as a way to find new and more adequate shells. The species ...

The reproductive biology of Aegla caslro Schmitt, 1942 from Buraco do Padre, Ponta Grossa, Paraná State, was analyzed. The sampling was done monthly, from February/97 to January/98 with aid of hand ...