Discover and read the best of Twitter Threads about #Brachyura
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This tiny crab trapped in 100-million-year-old amber is the most complete fossil crab ever discovered! But how did a crab get trapped in amber in the first place? Here we tell you the story
science.org/doi/10.1126/sc… #Science #Evolution #SciComm 1/n
science.org/doi/10.1126/sc… #Science #Evolution #SciComm 1/n
Transitions from marine to non-marine environments (e.g., land, brackish & freshwater) are an infrequent even in most animal groups. And yet, true crabs, or #Brachyura, have done it independently over a dozen times! #ocean #freshwater #evolution 2/n
Amber is like a time capsule that preserves organisms like frozen in time. While most fossils in amber are land-dwelling animals—principally insects—, aquatic organisms such as crabs are extremely rare! #amber #jurassicpark #Cretaceous #Crabs Photo by @LidaXing1982 3/n
