- Alpha Corvi (Wikipedia)
Alpha Corvi (α Corvi, abbreviated Alpha Crv, α Crv), also named Alchiba /ˈælkɪbə/, is an F-type main-sequence star and, despite its “alpha” designation, is the fifth-brightest star in the constellation of Corvus. Based on parallax measurements made by the Gaia mission, it is approximately 49 light-years from the Sun.
- Vertebrate (Wikipedia)
Vertebrates (/ˈvɜːrtəbrɪts, -ˌbreɪts/) are animals with spinal cords and bony or cartilaginous backbones, including all mammals, birds, reptiles, amphibians and fish. The vertebrates consist of all the taxa within the subphylum Vertebrata (/ˌvɜːrtəˈbreɪtə/) (chordates with backbones) and represent the overwhelming majority of the phylum Chordata, with currently about 69,963 species described.