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The northern limit of the bubal hartebeest's range was the Mediterranean coast; large herds were still reported existing in Morocco north of the Atlas Mountains in 1738. As for the southern limits of its distribution, "wild oxen (Antilope bubalis)" were mentioned living in the Tassili mountains of the central Sahara in 1850. However, the ...
The bluebuck and sable antelope diverged from each other 2.8 million years ago, while the roan antelope diverged from both of them 4.17 million years ago. Africa was going through climatic oscillations between 3.5 and 2 million years ago, and during a colder period, the ancestors of the sable antelope and bluebuck may have been separated, and ...
Extinction of taxa is difficult to confirm, as a long gap without a sighting is not definitive, but before 1995 a threshold of 50 years without a sighting was used to declare extinction. [ 1 ] One study found that extinction from habitat loss is the hardest to detect, as this might only fragment populations to the point of concealment from humans.
Photographer Tim Flach is renowned for his photos that show the more human side of suffering animals.
VulPro, a non-profit conservation and rehabilitation group based near Pretoria, is teaming up with a private game reserve to protect these fascinating birds.
Amphibians, particularly frogs, are among the hardest hit by an extinction crisis, as are insects and reptiles. Frogs are dying off at record rates, an ominous sign the 6th mass extinction is ...
Bovids range in size from the 38 cm (15 in) long royal antelope to the 3.3 m (11 ft) long gaur, which can reach 1,500 kg (3,300 lb) in weight. [1] Over a billion each of domesticated sheep , cattle , and goats , and over 200 million domesticated water buffalo , 14 million domestic yak , and 300,000 domesticated gayal are used in farming worldwide.
Ceballos pointed to the extinction of the passenger pigeon, which was the only species in its genus, as an example of how losing a genus can have a cascading effect on a wider ecosystem.