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Sex specific plasticity in life-history and the mating system of Trichonephila senegalensis
Published on Apr 08, 2019151 Views
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Chapter list
Sex specific plasticity in life-history and the system of Trichonephila ephila senegalensis 00:00
Acknowledgements00:17
Sex differences00:55
Sexual size dimorphismin spiders01:51
Sexual size dimorphismin02:20
Nephilidae: giant females & dwarf males03:20
Nephilidae show the most extreme SSD03:50
Nephila: Golden orb-web spiders05:13
Sexes are size dimorphic+highly variable05:54
Female gigantism and male dwarfism06:55
Effects of nutritionon adult body size07:33
All families produce all sizes09:10
Body size at maturation09:34
Female development11:03
Female catch-up growth12:16
No apparent costs through catch-up growth13:12
Summary14:28
Male development15:04
SCAP –fine tuning of maturation18:14
Methods18:57
Males respond to female cues19:47
Why is male adult body size so variable?22:09
Male catch-up growth23:20
Summary - growth plasticity24:10
Extreme SSD in Spiders24:56
Monogyny26:27
Trichonephila fenestrata = monogynous29:16
Trichonephila senegalensis31:01
Termination of spermatogeneses32:08
Trichonephila senegalensis33:45
Size related male mating strategies34:19
Size related paternity success - 135:50
Size related paternity success - 237:58
Summary38:24
Take home message39:37
Thank you for your attention40:13