An Ancient Tick Preserved in Amber With Fossilized Mammal Blood. The tick has 2 wounds on it’s back. That’s consistent with the grooming behavior of monkeys known to be living 20 to 30 million years ago in the area where the fossil was found. Imagine this sequence, the tick bit a monkey; another monkey picked the tick off while it was still full of blood; the tick landed in a bit of tree sap, the tree sap fossilized into amber......
















