Alfonso M. Corral

Alfonso M. Corral

Science, nature and editorial content.
Spain
Spain

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32 stock photos, vectors, and illustrations are available royalty-free.

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Mitochodia under the electron microscope
Flowers of the Catalpa tree, a genus of flowering plants in the family Bignoniaceae, native to warm temperate and subtropical regions of North America, the Caribbean, and East Asia.
Female duck (mallard) simming in a river.
Eurasian collared dove (Streptopelia decaocto)
Microscopic image of the small intestine (ileum).
Microscopic image of the small intestine (ileum).
Microscopic image of the small intestine (ileum).
Red blackberries on a blue sky.
Hervidero falls in the Guadalix river (Madrid, Spain)
Liver steatosis due to a diet rich in fats.
Madrid, Spain - 22 January 2014:  Spanish Kilometre Zero from which distances are traditionally measured.
April's snowfall in the Sierra de Guadarrama (Madrid, Spain).
April's snowfall in the Sierra de Guadarrama (Madrid, Spain).
April's snowfall in the Sierra de Guadarrama (Madrid, Spain).
April's snowfall in the Sierra de Guadarrama (Madrid, Spain).
April's snowfall in the Sierra de Guadarrama (Madrid, Spain).
April's snowfall in the Sierra de Guadarrama (Madrid, Spain).
April's snowfall in the Sierra de Guadarrama (Madrid, Spain).
Starling (Sturnus vulgaris) at sunset in Colmenar Viejo (Spain).
Bronchiole (lung) under the microscope
Myocytes (muscle cells) in culture
A phase of mitosis (prometaphase), in one liver cell (hepatocyte). The nuclear membrane breaks apart into numerous  vesicles and the chromosomes form protein structures called  kinetochores.
Silhouette of two birds on a branch.
High mountain livestock in Colmenar Viejo (Madrid, Spain).
Flower of an almond tree in Extremadura (Spain).
Laboratory 50 ml conical tubes.
Snow the Guadarrama mountain range in Madrid (Spain) with La Pedriza on the front.
Snow the Guadarrama mountain range in Madrid (Spain) with La Pedriza on the front.
Snow on the Guadarrama mountain range in Madrid (Spain) with La Pedriza on the front.
Snow on the Guadarrama mountain range in Madrid (Spain) with La Pedriza on the front.
Stone wall in an drovers' road in Colmenar Viejo (Madrid, Spain).
A heart-shaped vein inside a liver with steatosis.
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