Pine martens are agile, arboreal animals
that travel miles, particularly around dawn and dusk, feeding mainly on voles and small birds.
She also believes that this link may include more than these species: as-yet unpublished data collected earlier in her lab found a closely related form of, Plasmodium, in bats from the same area, and it may be that the most virulent form of malaria jumped into humans from these other arboreal animals
Orangutans are the largest arboreal animals
on the planet," said curator of Primates Courtney Eparvier.
Combined with analyses of the roots, trunks and even beautifully preserved fossil leaves, it's possible to say that the forest was a closed canopy one, meaning the arboreal animals
, like Proconsul, could easily move from tree-to-tree without coming to the ground.
The researchers performed high-resolution CT scans of the central wrist bones, called capitates, of a modern orangutan, gorilla, chimpanzee and person to see how these bones differ between arboreal animals
and more terrestrial ones, reports Discovery News.