dewlap

the iguana's dewlap expanded as it displayed dominance.

many lizards use their dewlap to attract mates.

the bright colors of the dewlap can signal danger to predators.

during the mating season, males often display their dewlap.

some species have a dewlap that can change color.

the dewlap is an important feature for species identification.

reptiles often use their dewlap in territorial displays.

some lizards can retract their dewlap quickly.

the dewlap serves as a communication tool among lizards.

in bright sunlight, the dewlap can be very eye-catching.