Endothermy is really a synapomorphy in the Mammalia, even though it could have arisen within a (now extinct) synapsid ancestor; the fossil document will not distinguish these choices. Convergent in birds. Nuestro centro de operaciones y la mayor parte de los trabajos se desarrollan en la provincia de Barcelona y https://kylerjuahl.popup-blog.com/35562685/helping-the-others-realize-the-advantages-of-servicio-técnico-de-camión-grúa-en-la-rinconada