potencialmente útil para detectar depredadores o competidores

Carcharodontosaurus (C

possibly including plants

playing an important ecological role in maintaining the island's pre-human forest communities

blood vessels in the crest indicating that it was covered in skin

Gazella saudiya Scale:1:18 potencialmente útil para detectar depredadoresSaudi 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,