query: How long was the longest recorded crocodile?
passage: Lolong
Lolong (died 10 February 2013) was the largest crocodile in captivity. He was a saltwater crocodile (Crocodylus porosus) measured at 6.17m (20ft 3in), and weighed 1,075kg (2,370lb), making him one of the largest crocodiles ever measured from snout-to-tail.[1][2][3][4]
passage: Metriorhynchus
Averaging in length, "Metriorhynchus" was of a similar size to modern crocodiles. However, it had a streamlined body and a finned tail, making it a more efficient swimmer than modern crocodilian species.