Techniques used in male competition
True or false. Rams attract the females by vibrating their tails?
False.
Yes or No, Weapon Evolution Includes spears, knives and guns
NO!
In the animal kingdom, this term refers to the competition between males for access to mates. What is this called?
Male competition
Name 3 techniques talked about in the slide show.
showing dominance, Displaying vibrant colours, Ornaments, Preforming dances and singing songs
True or False, Weapon Evolution leads to the evolution of weaker and less durable organisms?
False
True or false. Wort hogs don't have weapons
False they have tusks
Fill in the blank. Elephants use their .......... to establish dominance and compete for breeding opportunities
Tusks
Weapons are traits that are often more used by males or females?
Males
what is sexual selection?
the process where certain traits or behaviours evolve due to the preferences for those traits in choosing mates.
Name the risk of male competition
Death
True or False the most attractive or most aggressive mate will be more likely to pass on their genes to the next generation?
True
what technique does the peacock spider use to attract mates?
Displaying vibrant colours, ornaments and dances.
Name the technique the bowerbird does when trying to impress the female?
He preforms a dance.
In The Beatle Experiment who survives longer, Beatles with horns or Beatles with no horns
Beatles with horns
males compete for mates by emitting chemical signals to attract females. This is called?
pheromones