It is one of the last known non-avian dinosaur genera, and became extinct in the Cretaceous Paleogene extinction event 66 million years ago.
Working with 100 teeth and jaws from multiple individuals--all about 37 million years old--they compared 360 morphological traits in 117 living and extinct primates, in the most complete analysis assembled so far of extinct primates.
They are also the second in terms of the duration of their existence they appeared in late Early Triassic and became extinct in the early Late Cretaceous (Fig. 2).
Multituberculate mammals (multis) first arose in the Jurassic and became extinct in the Oligocene, a span of over 100 million years, which makes them the longest-living order of mammals known.
The hoopoe starling (Fregilupus varius), also known as the Réunion starling, Bourbon crested starling, or crested starling, is a species of starling which lived on the Mascarene island of Réunion, and became extinct in the 1850s.
Sauropterygians are a group of extinct, marine reptiles that invaded the sea in the Early Triassic and became extinct in the Late Cretaceous.
However these remarkable skills are in danger of being lost: the Hawaiian crow is the most endangered corvid species and is already extinct in the wild due to habitat loss and persecution.
In fact, the bee was never seen again and was declared extinct in the UK 12 years ago.
Peripatids were already in South-East Asia in the early Cretaceous, and had made the journey the long, early way through Europe, rather than rafting in on India, and subsequently went extinct in the rest of Laurasia.
"Every 8 hours, another rhinoceros is killed for its horn, and may become extinct in the next 20-25 years".
