Claw distance-dependent interaction between atoms or molecules GEKKO Blijdorp Zoo Oceanium 3D by wim hoppenbrouwers, on Flickr
Telmatobius culeus (Titicacakikker) Blijdorp Zoo Rotterdam 3D by wim hoppenbrouwers, on Flickr
Oceanium Blijdorp Zoo 3D by wim hoppenbrouwers, on Flickr

















