constellation - a configuration of stars as seen from the earth

bird genus - a genus of birds

Corvidae, family Corvidae - crow; raven; rook; jackdaw; chough; magpie; jay

crow - black birds having a raucous call

Corvus corax, raven - large black bird with a straight bill and long wedge-shaped tail

Corvus frugilegus, rook - common gregarious Old World bird about the size and color of the American crow

Corvus monedula, daw, jackdaw - common black-and-gray Eurasian bird noted for thievery