I don't know if this has been mentioned yet, but a widow spiderling joined battle with a skunk @ 6:30pm my time (Central Standard Time), 5:30 beta server time last night, so it seems 'night' starts pretty early? (Down by the crossroads leading to STV)
I had several blight hawks join battles in WLP outside of Andorhal. Not sure if that was noted anywhere before, but came as a surprise to me.
Finally about giraffe calves:Click for Image
Randomly found a little way south of field of blood, where I had been searching earlier. Found another one only a little way north right after I'd caught this one.