Ah...you forgot to kill me. Oh well your mistake. *All Matts falls down dead, including one unseen Matt hidden elsewhere, though no one knows exactly how*
First rule of being cute but deadly: Know how to camoflague self. Usually this means look cute and approachable.
Second rule of being cute but deadly: Be very very blood thirsty/homicidal/evil/insane/bloody/gorey
For instance, while taking a leisurely stroll in the park I spot this cute tiny brown bunny. So I approach it to take a picture. This is what ends up happening:

Luckilly I managed to escape with my life before it attacked.
Luckilly. Doesn't take much to figure out those red eyes mean pure evil death to any that approaches. Luring me into a thorny bush didn't help either.