A blastocyst is a cellular mass that forms early in the embryo development process in mammals. Humans develop a blastocyst about...
The aye-aye (Daubentonia madagascariensis) is a lemur, a strepsirrhine primate native to Madagascar that combines rodent-like teeth and a special thin middle finger.rom an ecological point of view the aye-aye fills the niche of a woodpecker, as it is capable of penetrating wood to extract the invertebrates within. The aye-aye is the only extant member of the genus Daubentonia and family Daubentoniidae.
1 The aye-aye's appearance is so unusual that it was initially classified as a rodent rather than a primate. 2  Endemic to Madagascar, the aye-aye is the world's largest nocturnal primate.3  Unlike other primates, the aye-aye's incisors are ever-growing which prevents the teeth wearing down from gnawing on wood and nuts. The aye-aye's appearance is so unusual that it was initially classified as a rodent rather than a primate. 2  Endemic to Madagascar, the aye-aye is the world's largest nocturnal primate.