Bowerbirds!

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Bowerbirds!
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The bower
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Bowerbird reproductive success
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Sperm and egg
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Drosophila bifurca one sperm!
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Mormon cricket male with spermatophore
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Elephant seals
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Male-male competition and sexual dimorphism
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Male dung beetle, Phanaeus vindex (Rattlebox
photography)
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Dung beetle burrows
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Dung beetles two morphs
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Bluehead wrasse
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Marine iguanas
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Midshipmen
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Sponge isopods (sponge lice)
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Damselfly scooper penis!
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Mating crabs
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Mate guarding Seychelles warblers
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Mate guarding Seychelles warblers (cont.)
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Red-backed spiders
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Hangfly courtship gifts
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Song repertoire honest signal of chick weight in
Sedge warblers
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Blue tit
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Canary song and physiological condition
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Fiddler crab chimney
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Satin Bowerbirds multiple signals of health and
fitness (and good genes?)
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(No Transcript)
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Petries peacock data
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Change in female resistance to male seminal
peptides.
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Is choosing the larger male maladaptive for
female D. melanogaster?
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Bedbugs traumatic insemination
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Bedbugs mitigating effects of spermalege to
traumatic insemination