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