Captions:
Top left: Echiniscus sp. water bear in mixed light (length ca. 300 µm)
Top right: Echiniscus sp. water bear in natural dry state (so-called tun state, ca. 100 µm)
Bottom left: Partial view of an old Echiniscus sp. water bear with pigment spots
and leather-like skin
Bottom right: Portrait of a young Echiniscus sp. water bear in motion
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