You know it's spring when the baby animals start appearing in droves.
In this week's best animal photos we've rounded up some of the cutest newborns in the animal kingdom, including a jaguar cub, baby red panda, infant lambs, and yes -- even a baby warthog!
But don't worry, it's not just a baby animal overload this week. There are plenty of other photos -- from a penguin in a wetsuit to some stunning butterflies.
Vote for you favorite photos, and share your thoughts in the comments.