That guy's unpleasant familiar behaviour angered the girls.

那个家伙悦过亲昵行为使姑娘们很生气。

And among garter snakes, male-on-male contact may allow some solitary males to thermoregulate and, therefore, survive.

在花斑蛇之间，同性亲昵可以让一些落单雄性获得体温，从而得以生存。