Callisto (mythology) afterwards, when she was already with child, was seen bathing and so discovered. Upon this, the goddess was enraged and changed her into a beast. Thus she became a bear and gave birth to a son called Arcas. Either Artemis "slew Kallisto with a shot of her silver bow," perhaps urged by the wrath of Juno (Hera) or later Arcas, the eponym of Arcadia, nearly killed his bear-mother, when she had wandered into the forbidden precinct of Zeus. In every case, Zeus placed them both in the sky as the constellations Ursa Major, called "Arktos" (αρκτος), the "Bear", by Greeks,
Aegina (mythology) down his thunderbolts sending Asopus back to his own waters. Aegina eventually gave birth to her son Aeacus, who became king of the island. When the city of Aegina was depopulated by a plague sent by Hera in jealous reprisal for Zeus's love of Aegina, the king Aeacus prayed to Zeus for the ants that were currently infesting an oak tree to morph into humans to repopulate his kingdom. Thus the myrmidons were created. Aegina (mythology) Aegina (; ) was a figure of Greek mythology, the nymph of the island that bears her name, Aegina, lying in the Saronic Gulf