Answer:
Eridanus.
Explanation:
Eridanus is a constellation recorded in antiquity by Ptolemy and is one of the 88 official constellations established by the International Astronomical Union.
It is located south of the zodiac constellations Aries and Taurus, and includes about 126 stars visible to the naked eye from 1st to 6th magnitude. It is considered the longest of the constellations: it starts from the celestial equator and ends at the 60th southern celestial parallel.
Multi cellular organism is an organism that consists of many cells unlike unicellular which consists of a single cell.
The first picture is of multicellular organisms.
The second, for more information, is of unicellular organisms
Natural selection, if only the best make it the gene pool will have stronger sheep and those sheep breeding will cause even stronger sheep