Jose B. Ruiz / Partially frozen stream in Canencia, Madrid, Spain

Albert Lleal / Weser Butterwort (Pinguicula weser) a hybrid of the two mexian butterworts, often used in pest control, Madrid, Spain

Gavin Hellier / The Alcazar, Segovia, near Madrid, Spain

Paul D Stewart / Copperplate illustration of Giant Ground Sloth by Laurilliard, engraving by Couet, (from Bru), Plate 1 in Cuvier's account in 'Annales du Museum National d'Histoire Naturelle' 1804, Vol. 4, No 29. Cuv...

Nature Production / Black-tailed Prairie Dog (Cynomys ludoivcianus} adult and juvenile greeting at burrow, captive, Madrid zoo, Spain