sentences:  There are two species of riverine crocodiles in the park; the false gharial ("Tomistoma schlegelii"), and an estuarine crocodile ("Crocodylus porousus").The estuarine/saltwater crocodile is very dangerous and has been responsible for many fatal attacks in Sarawak in recent years.The false gharial is generally shy and passive, but on rare occasions fatal attacks have been confirmed in Central Kalimantan and Sumatra.