Mammillaria Members of genus Coryphantha, commonly called pincushion cacti, have two mescaline-related alkaloids not found in any other cacti.

The final, formatted version of the article will be published soon. Pacinian corpuscles (PCs) are pressure-and vibration-sensitive mechanoreceptors found in hairless skin, external genitalia, joints, ...

ABSTRACT The black-headed night monkey, Aotus nigriceps, has one of the largest distribution ranges of the 11 night monkey species found across Central and South America. Yet, only three studies have ...

The squirrel monkey Saimiri sciureus, an endemic primate of the Amazonian Basin, has been introduced in many localities of the Atlantic Forest biome. Introduced exotic species gain a competitive ...