sharing toys at the playground
starting a fight
reading a book
running away from a fight
a type of lizard behavior
a chemical that is higher in women than in men
a type of tree lizard
a hormone in lizards and people
They are more aggressive
All of the above
They have more testosterone and progesterone when they are babies
They have different colored dewlaps
They have territories
catching insects
warming themselves in the sun
communicating with other lizards
changing their hormone levels
he threatens to bite them
he gives them territories with lots of females
he gives them more testosterone or progesterone
he gives them more food