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
Little ringed plover by sight. They eat insects and worms. Three subspecies recognized. The little ringed plover is one of the species to which the "Agreement on the Conservation of African-Eurasian Migratory Waterbirds" (AEWA) applies. Little ringed plover The little ringed plover ("Charadrius dubius") is a small plover. The genus name "Charadrius" is a Late Latin word for a yellowish bird mentioned in the fourth-century Vulgate. It derives from Ancient Greek "kharadrios" a bird found in river valleys ("kharadra", "ravine"). The specific "dubius" is Latin for doubtful, since Sonnerat, writing in 1776, thought this bird might be just a variant of common ringed