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2 天前 · Polynesia. Polynesia is one of three major cultural areas of the Pacific Ocean islands, along with Melanesia and Micronesia. Subregions ( Melanesia, Micronesia, Polynesia, and Australasia ), as well as sovereign and dependent islands of Oceania. Polynesia is generally defined as the islands within the Polynesian Triangle.
2 天前 · The Martian is a 2015 science fiction film directed by Ridley Scott and starring Matt Damon. Drew Goddard adapted the screenplay from the 2011 novel of the same name by Andy Weir.It also stars Jessica Chastain, Jeff Daniels, Kristen Wiig, Chiwetel Ejiofor, Sean Bean, Michael Peña, Kate Mara, Sebastian Stan, Aksel Hennie, Mackenzie Davis, Donald Glover, and Benedict Wong.
3 天前 · Female mosquito mouthparts are highly adapted to piercing skin and sucking blood. Males only drink sugary fluids, and have less specialized mouthparts.[46] Externally, the most obvious feeding structure of the mosquito is the proboscis, composed of the labium, U-shaped in section like a rain gutter, which sheaths a bundle (fascicle) of six ...
1 天前 · Synonyms Mus porcellus Linnaeus, 1758 Cavia cobaya Pallas, 1766 Cavia anolaimae J. A. Allen, 1916 Cavia cutleri Bennett, 1836 Cavia leucopyga Cabanis, 1848 Guinea pig defense sound The guinea pig or domestic guinea pig (Cavia porcellus), also known as the cavy or domestic cavy (/ ˈ k eɪ v i / KAY-vee), is a species of rodent belonging to the genus Cavia in the family Caviidae.
