新世界猫头鹰猴
Infant titi and owl monkeys spend much of their time clinging tenaciously to their fathers' fur.
ECONOMIST: Why women outlive men
That, however, suggests that female titi and owl monkeys must be involved in a life-shortening trade-off of their own.
Gratifyingly for Dr Allman's theory, in both owl monkeys and titi monkeys, males live about 20% longer than females.
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。