Viviparity, the live-bearing mode of reproduction, has evolved independently in several vertebrate lineages, including squamate reptiles and seahorses. In reptiles, evolutionary transitions from ...

Snakes, like most reptiles in the world, are oviparous. This means that rather than producing live young ones, the way mammals do, snakes produce an immature single cell — an egg. Most snakes follow ...

Papers from a symposium held June 5-6, 1978, at Arizona State University, Tempe, sponsored by the Society for the Study of Amphibians and Reptiles. Contents The reproductive biology of reptiles: an ...

1. Trade-offs between the reproductive and immune systems are predicted when resources are limited, but are difficult to measure. 2. We used ¹⁵N-labelled amino acids to directly compare protein ...

When Jurassic Park hit theaters, one of the most memorable lines came from Dr. Ian Malcolm, warning that “life finds a way.” ...