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
Forbes's plover adults, the breast bands may be dark brown, and the supercilia buff-tinged. Juveniles resemble the non-breeding adult, but are duller. This species is larger and darker than the three-banded plover. The latter species also has a white forehead and a white wingbar. Forbes’s plover is often seen as single individuals, but may form small flocks. It hunts by sight for insects, worms and other invertebrates. It has a piping "peee-oo" call. This species was named for the British zoologist William Alexander Forbes. Forbes's plover The Forbes’s plover or Forbes’s banded plover ("Charadrius forbesi") is a small wader. This plover is