About 50 million years old dragonfly amber was found in Kaliningrad, one of the rarest Baltic amber specimens that have been preserved very completely, weighing 31 grams and measuring a size of 31 grams
author：Residual fossils
About 50 million years old dragonfly amber was found in Kaliningrad, one of the rarest Baltic amber specimens that has been very well preserved, weighing 31 grams, measuring 57 mm in size× 31 mm and 27 mm thick.
Through the study of amber, it is possible to detect unknown species in the Earth's biota, evolutionary trends, and climatic characteristics of the Earth at different times in prehistoric times.
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About 50 million years old dragonfly amber was found in Kaliningrad, one of the rarest Baltic amber specimens that have been preserved very completely, weighing 31 grams and measuring a size of 31 grams
About 50 million years old dragonfly amber was found in Kaliningrad, one of the rarest Baltic amber specimens that have been preserved very completely, weighing 31 grams and measuring a size of 31 grams
About 50 million years old dragonfly amber was found in Kaliningrad, one of the rarest Baltic amber specimens that have been preserved very completely, weighing 31 grams and measuring a size of 31 grams
