Crocodiles are hunters who like to ambush: they await fish or land animals to method, then take motion to assault. As cold-blooded hunters, they will survive lengthy with out meals and infrequently must hunt actively. Regardless of their gradual look, they’re the very best predators round. Numerous species have been noticed attacking and killing sharks. Crocodiles principally feed on invertebrates comparable to mollusks and crustaceans, and vertebrates comparable to fish, reptiles and mammals, relying on the species. Crocodile breeding season is between January and Could. For males, the onset of sexual maturity happens once they attain a size of about 3 meters, and for females, once they attain a size of two to 2.5 meters. It usually takes about 10 years for each female and male crocodiles to succeed in these lengths.
Throughout the mating season, males appeal to females by banging their noses, spraying water from their noses, and making numerous vocalizations. Bigger males of a group are usually extra profitable at attracting females. As soon as they handle to lure a feminine, the pair warms up and rubs the undersides of their jaws collectively. After the crocodiles mate, the feminine crocodile lays about 20-40 eggs yearly in a nest close to the riverbank. It covers the nest with leaves and different vegetation. Rotting vegetation retains the eggs heat and moist. Incubation temperature for crocodile eggs is 28-32 levels, relative humidity is 95-One hundred pc, incubation interval is 70-80 days. The feminine stays within the nest and guards the eggs till the eggs hatch. When the fry are able to hatch, they make sounds. The feminine crocodile opens the nest and carries the younger to the water. They instantly start to feed on crabs, shrimps and bugs. About half of the offspring die within the first yr resulting from predators.