Males have femoral glands, and in the breeding state, spiny nuptial excrescences.
2.
The femoral gland secretions of males differ in chemical composition according to each respective morph.
3.
Lizards that produce these chemicals often have femoral glands or femoral pores on their back legs.
4.
Morphs also differ in aspects other than colouration : differences between morphs are seen with femoral gland secretion, immune competence and body size.
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