In a finding that upends decades of scientific theory on reptile reproduction, researchers at North Carolina State University have discovered that female boa constrictors can squeeze out babies ...

A 75-million-year-old fossil of a pregnant turtle and a nest of fossilized eggs that were discovered in the badlands of southeastern Alberta by scientists and staff from the University of Calgary and ...

This is a preview. Log in through your library . Abstract In many taxa of squamate reptiles, thermal conditions during incubation affect fitness-relevant phenotypic traits of the offspring. Therefore, ...

A rare fossil discovery in Antarctica has upended scientific understanding of ancient marine reptiles. Buried beneath 68 million years of sediment, a soft-shelled egg as big as a football has emerged ...

The act of reptile reproduction suggests that dinosaurs and pterosaurs may have been capable of parthenogenesis, too, much like the creatures in “Jurassic Park.” By Veronique Greenwood In January 2018 ...

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 ...

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

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 ...

"First published in the United States in 2001 ... reprinted with corrections in 2002." Authors' introduction -- How this book works -- What is an amphibian? -- What is a reptile? -- Amphibian ...

THE leading scientific articles in these two volumes are mainly biological. In Vol. XX. Prof. A. Newton contributes the articles on the various important groups of birds; and in those on the Quail, ...