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.
1994; Sterling 1995). However, aye-ayes were observed to travel, forage, and communicate together in groups as large as four outside of the mating season (Sterling 1995). Associations of this type have been observed between males and females and between males, but never between two females (Sterling 1993b).tudy of social behavior of the aye-aye is still in its preliminary stages and much remains unexplained. Aye-ayes are predominantly found alone and rarely interact with other aye-ayes outside of their mating period (Ancrenaz et al.