... of ectothermic tetrapods have similar motor patterns is poorly documented. We therefore recorded the activity of the epaxial muscles in the trunk and tail of sand-swimming Mojave fringe-toed lizards ( Uma scoparia ) to determine whether this specialized behavior has features of the motor pattern that differ from...

...Duncan J. Irschick; Bruce C. Jayne ABSTRACT We examined the effects of incline on locomotor performance and kinematics in two closely related species of iguanian lizards that co-occur in sandy desert habitats. Callisaurus draconoides differs from Uma scoparia of equal snout–vent length by being...