Zebra stripes Flashcards
1
Q
Zebra-striped horse models attract…
A
far fewer horseflies than homogenous black, brown, grey or white equivalents
2
Q
Such biting flies are prevalent across … and can carry deadly diseases such as … …
A
africa, sleeping sickness (tsetse flies) - considerable fitness impact (explains why patterns may evolve)
3
Q
Likely mechanism - protection by … of reflected light from the host animal … the flies
A
polarisation, repels
4
Q
Horseflies respond strongly to … … light
A
linearly polarised
5
Q
Zebra striped disrupt … to tabanids (horseflies)
A
attractiveness
6
Q
Attractiveness to flies decreases with…
A
decreasing stripe width - zebra stripe width is in range most disruptive to tabanids
