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Hatchlings

All articles tagged with #hatchlings

Tiny T. rex Hatchlings Rewrite Dinosaur Parenting Playbook
science1 month ago

Tiny T. rex Hatchlings Rewrite Dinosaur Parenting Playbook

New fossil analysis shows T. rex hatchlings were cat-sized (about 75 cm long and roughly 1.7–2.5 kg), hatched from large clutches of 20–30 eggs, and bore features similar to adults. This suggests tyrannosaurs had a high-offspring, lower-parental-investment strategy (an r-strategy) rather than the long-held view of extensive parental care, signaling a transitional pattern between reptiles and birds.

90-year-old tortoise defies age and becomes a new dad of 3 at Houston Zoo.
animals3 years ago

90-year-old tortoise defies age and becomes a new dad of 3 at Houston Zoo.

A 90-year-old radiated tortoise at the Houston Zoo, Mr. Pickles, has become the father of three hatchlings after a surprise egg-laying. Radiated tortoises, which are native to the southern and southwestern parts of Madagascar, are critically endangered due to over-collection to supply the illegal pet trade. The new additions will be kept out of the public eye in the Reptile & Amphibian House until they are big enough to safely join their parents.