Tarantulas sneers at the newcomer, looking her up and down -- but her backtracking at least seems to be sincere, and he does like to style himself as a calm and rational sort of being...

In any case he doesn't really want to interrupt Dawn's breakfast with a brawl, so he sniffs disdainfully and says, "I'd be careful with jokes like that, if I were you. There's people of all different stripes here; it doesn't do to make assumptions." Especially when a child's safety is on the line, hm? Think of the children, Alice.