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The cat gap is a period in ... All modern-day cats are descended ... which is thought by many paleontologists to have caused the extinction of the dinosaurs in the ...
Pseudaelurus is a prehistoric cat that lived in Europe, Asia and North America in the Miocene between approximately twenty and eight million years ago. It is considered to be a paraphyletic grade ancestral to living felines and pantherines as well as the extinct machairodonts (saber-tooths), and is a successor to Proailurus.
The cat (Felis catus), also referred to as the domestic cat, is a small domesticated carnivorous mammal. It is the only domesticated species of the family Felidae.Advances in archaeology and genetics have shown that the domestication of the cat occurred in the Near East around 7500 BC.
The Iberian lynx is one of the most endangered cat species in the world today. ©tony mills/Shutterstock.com The post The History and Evolution of Europe’s Wild Cats appeared first on A-Z Animals .
The pattern of the pelvis in all species of dinosaurs is an example of homologous structures. Each order of dinosaur has slightly differing pelvis bones providing evidence of common descent. Additionally, modern birds show a similarity to ancient saurischian pelvic structures indicating the evolution of birds from dinosaurs.
Figure 1:In mammals, the quadrate and articular bones are small and part of the middle ear; the lower jaw consists only of dentary bone.. While living mammal species can be identified by the presence of milk-producing mammary glands in the females, other features are required when classifying fossils, because mammary glands and other soft-tissue features are not visible in fossils.
Cat species vary greatly in body and skull sizes, and weights: The largest cat species is the tiger (Panthera tigris), with a head-to-body length of up to 390 cm (150 in), a weight range of at least 65 to 325 kg (143 to 717 lb), and a skull length ranging from 316 to 413 mm (12.4 to 16.3 in).
A new type of Archaeopteryx fossil helps build the case for this creature being called 'the first bird'.