At a market in northern Myanmar (Burma), China University scientist Lida Xing found a piece of amber containing a remarkably well-preserved dinosaur tail, complete with feathers. It likely belonged to a coelurosaur, a birdlike beast that lived about 99 million years ago. National Geographic video above. Plans for future research below.
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This is a spider, which was encased in tree sap while in the act of attacking a wasp. The sap turned to amber, leaving an incredible preserved scene, with even individual strands of silk from the spider's web remaining unbroken for 100 million years.
— The paper this is taken from (sits behind a paywall, unfortunately)
— Learn more about the preservation of bugs in amber at the website for NOVA's "Jewell of the Earth" documentary Read the rest