Spider Adaptation to Cave Essay

Question 1

sensory systems are costly

Answer 1

Niven and Laughlin 2008

Question 2

web-casting spider breaks down photoreceptor membranes when not in use to save energy

Answer 2

Blest 1978

Question 3

10% of resting blowfly energy spent on photoreceptors

Answer 3

Laughlin et al 1998

Question 4

eyeless huntsman spider found in Laos cave, 1999.

Answer 4

Jaeger 2012

Question 5

Jumping spiders can ‘hear’ with trichobothria hairs

Answer 5

Shambles et al 2016

Question 6

Trichobothria also used to detect predator air currents from up to 20cm away

Answer 6

Barth et al 1995

Question 7

mosquitoes use olfaction to detect CO2 plumes to locate prey

Answer 7

Van Breugal et al 2015

Question 8

bolas spider mimics sex pheromones of moth to lure in prey

Answer 8

Gemeno et al 2000

Question 9

wolf spiders uses seismic signals for mating communication

Answer 9

Elias et al 2004

Question 10

assassin bug mimics prey to lure web-owner within striking distance

mimic temporal pattern of prey movement

Answer 10

Wignall and Taylor 2010