Nile crocodile stability and additional weight to sink in water, this bearing great probability over the theories that they assist in digestion and staving off hunger. However, Alderton (1998) stated that a study using radiology found that gastroliths were seen to internally aid the grinding of food during digestion for a small Nile crocodile. Herodotus claimed that Nile crocodiles have a symbiotic relationship with certain birds, such as the Egyptian plover ("Pluvianus aegyptius"), which enter the crocodile's mouth and pick leeches feeding on the crocodile's blood, but no evidence of this interaction actually occurring in any crocodile species has been found, and
Malaysian plover Malaysian plover The Malaysian plover ("Charadrius peronii") is a small (c. 35–42 g) wader that nests on beaches and salt flats in Southeast Asia. The Malaysian plover is 15 cm (5.9 in) in length. The male can be recognized by a thin black band around the neck; the female has a thin brown band. Its legs are pale. Its voice is a soft "twit". The Malaysian plover lays two to five (mode of three) cryptic eggs on small scrapes on beaches. The eggs are incubated by both the male and female for about 30 days, and then both parents care