There are certain laws that are applicable to any organism on this planet. One of these laws regards density and the capability of submerging into water.

Matteo Fabbri

We included seals, whales, elephants, mice, hummingbirds. We have dinosaurs of different sizes, extinct marine reptiles like mosasaurs and plesiosaurs. We have animals that weigh several tons, and animals that are just a few grams. The spread is very big.