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More in “Ecology, evolution, and paleontology”

• Paradox of the plankton. The high diversity of phytoplankton seems to violate the competitive exclusion principle.
• Ediacaran biota. How should Ediacaran biota be classified? Even what kingdom they belong to is unclear. Why were they so decisively…
• Cambrian explosion. What is the cause of the apparent rapid diversification of multicellular animal life around the beginning of the…
• Darwin's abominable mystery of botany/plants. What is the exact evolutionary history of flowers and what is the cause of the apparently…
• Adult form of Facetotecta. The adult form of this animal has never been encountered in the water, and it remains a mystery what it grows…
• Origin of snakes. Did snakes evolve from burrowing lizards or aquatic lizards? There is evidence for both hypotheses.
• Origin of turtles. Did turtles evolve from anapsids or diapsids? There is evidence for both hypotheses.
• Paleodictyon

Another random biology problem →