A blood-engorged nymphal tick of the genus Amblyomma surrounded by fossilized mammalian erythrocytes (red blood cells) has been discovered in a piece of 15-45-million-year-old amber. The discovery is reported March 20 in the online edition of the Journal of Medical Entomology. This blood-engorged nymphal hard tick Amblyomma sp. (length – 2.5 mm) found as a fossil in Dominican amber shows two small holes in its back, as if it were just picked...
