(1) In fact, there are 23 species of alligators, crocodiles, and their kin, the caiman and gharials, and they are collectively all known as crocodilians.

(2) The continental record in South America, where caimans spent much of their history, is sporadic.

(3) Jaguars may have been their most important predators, but some are probably killed by anacondas and caimans .

(4) A crocodilian is any member of an order of reptiles that includes crocodiles, alligators, caimans , gavials, and related extinct forms.

(5) The zoo here is now playing host to a pair each of seamy crocodiles, alligators and caimans , giving the city dwellers a glimpse of some rare species.