image credit Troy AlexanderChemical ecologist Troy Alexander discovered a strange structure on the trunk of a tree in the Amazon rainforest. It appears to be some kind of egg tower surrounded by a protective barrier that eerily resembles a white picket fence.
What's so fascinating is that nobody knows who is responsible. Entomologists, mycologists, University professors and museum directors have all seen the images but nobody has been able to provide definite confirmation of what created this.
