25F3(+21) · birds (+ young animal)

25F3(+411) · birds (+ birth from an egg)

25F3(+91) · birds (+ egg)

51KK1(+4) · Permanence (+ emblematical representation of concept)

58B5(+4) · Heredity (+ emblematical representation of concept)

86(NEC DEGENERO) · proverbs, sayings, etc. (NEC DEGENERO)