Samutprakan crocodile farm and zoo is the biggest farm in the world. There are over 60,000 crocodiles. Samutprakan crocodiles farm and zoo is the most famous and interesting place of Thailand.

Conservation and Development

Action for crocodilian conservation and development are:

* Conservation of Crocodylus siamersis, Crocodylus porosus and Tomistoma schlegelii.

* Economic utilization of the captive breeding of hybrid crocodile between the Crocodylus porosus and Crocodylus siamensis.

* Research of artificial insemination in crocodile.

Reproduction

Crocodile breeding season is during January to May. Male courtship behavior are slap the water by jaws, produce suitable vibrations using the muscles of the trunk and lift the snout and vocalization. Female lays eggs after mating 40-50 days. She carries the hatchling to the water and guard them against predators.

Embryo

Female lays 20-40 eggs a clutch, once a year. The incubation temperature of crocodile egg is 28-32 Celsius, relative humidity is 95-100 percent, incubation period is 70-80 days.

The opaque spot usually develops on the upper surface of fertilized egg within 24 hours. The enlargement of the opaque spot depends on the age of the embryo.