Gazella saudiya Pachycephalosaurus but had unique characteristics that

but had unique characteristics that distinguished it from its current terrestrial and aquatic relatives

approximately 48 million years ago

approximately 23 to 18 million years ago

it reached approximately 8 meters in length

while its arms were short and had sharp claws

Gazella saudiya Pachycephalosaurus but had unique characteristics thatSaudi gazelle (Gazella saudiya), an extinct species of bovid mammal, once populated the stony and sandy plains of the northern and western Arabian Peninsula. Their presence extended from Kuwait to Yemen, with most sightings recorded in western Saudi Arabia. These gazelles lived alone or in groups of up to 20 individuals. Declared extinct in the wild in 1980 after not being sighted for several decades, the Saudi gazelle faced the threat of extinction,