to go extinct; to be annihilated; to be eliminated

one thing

main sea, ocean

a dolphin or porpoise (the mammal)

a mouse or a rat / general term for members of superfamily Muroidea, including mice, rats, voles, hamsters, gerbils, and other similar rodents

鼠: mouse, rat / 杜松: temple juniper

seed / plant, sow / class, kind, variety / (taxonomy) species

a female given name / a surname

an origin, cause / a type, class

counter for number of kinds or types