A.getting closer to its young |
B.driving away the adult predator |
C.leaving its young in another nest |
D.pretending to be injured |
A.chimps are ready to attack others |
B.chimps are sometimes dishonest |
C.chimps are jealous of the winners |
D.chimps can be selfish too |
A.Some chimps lower their cry to keep food away from others. |
B.The losing chimp won the fight by taking the winner's hand. |
C.Cuckoos fool their adoptive parents by making no nests. |
D.Some clever scrub jays often steal their food back. |
A.Do animals lie? |
B.Does Mother Nature fool animals? |
C.How do animals learn to lie? |
D.How does honesty help animals survive? |