The diademed sifaka, or diademed simpona, is a critically endangered sifaka endemic to rainforests in eastern Madagascar. Along with the indri, it is one of the two largest living lemurs, with an aver
Diademed sifaka
Skull of a diademed sifaka
A melanistic individual in the Tsinjoarivo Classified Forest
Diademed sifakas are social animals.
The fossa is a slender, long-tailed, cat-like mammal that is endemic to Madagascar. It is a member of the carnivoran family Eupleridae.
Diademed sifaka
…the Antainambalana River but has since experienced local extinction in that area. Its population density is estimated to be 2–10 individuals/km2. The fossa (Cryptoprocta ferox) is the only natural predator of the diademed sifaka, though immature individuals are sometimes targeted by raptors such as the…
The fossa has a cat-like appearance, resembling a small cougar.
Cranium (dorsal, ventral, and lateral views) and mandible (lateral and dorsal views)