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The American is one of the larger crocodile species. Males can reach lengths of 6.1 m (20 ft), weighing up to 907 kg (2,000 lb). On average, mature males are more in the range of 4.1 m (13 ft) to 4.8 m (16 ft) in length weighing about 400 kg (880 lb). As with other crocodile species, females are smaller; rarely exceeding 3.8 m (12 ft) in length.
The range of this species once stretched northward throughout the Nile, as far north as the Nile delta. On average the Nile crocodile is between 4.1 metres (13 ft) to 5 metres (16 ft), weighing around 410 kg (900 lb).However, specimens measuring 6.1 metres (20 ft) in length and weighing 907 kg (2,000 lb) have been recorded.he Nile crocodile is one of the most dangerous species of crocodile and is responsible for hundreds of deaths of humans every year. It is a rather common species of crocodile and is not endangered.