"Aye," Thor said brightly, trying to peer at several young children as they clustered around an exhibit. His eyes lifted to look beyond the fence and walls and spotted penguins floating in the water, zipping around one another. His brows lifted as he moved closer, eyes narrowing. "Are these birds that fly in water?" he asked, waiting until a child moved to lean over the wall and study them. "They have bills and wings but no feathers!"