A total of eighteen extant species have been acknowledged. Even more genetic analyze is necessary for the confirmation of proposed species beneath the genus Osteolaemus. Species title Vocalizations can include bellowing, growling, hissing, and grunting but scientists not too long ago rigged up croc territory and picked up booming sounds https://remingtonpokhc.shoutmyblog.com/33752542/a-review-of-crocodile