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During their annual migration, the entire population of Arctic terns move from the Arctic Ocean in t
Jane Goodall first observed Gombe chimpanzees chewing leaves, then dipping the chewed-up “wadge” int
Different bodies of water have contrasting physical properties
Long-term relationships, especially those who are married, having a child
Water strider (Gerris remigis) on water surface, showing surface tension.
Stomias deep-sea bioluminescent fish