If these crocodilian pickup lines are successful and the male attracts a female — or several, as gharials are polygamous — the pair mate. This usually happens in December or January.

Utah researchers say they believe they now know how existing crocodile, alligator and gharial species survived a pair of mass extinction events — information that could fuel future research.

"We will choose adult gharials for the enclosure so that visitors ... These include five pairs each of sun conures and gendia conures, three pairs of golden pheasants, and two pairs each of ...