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2013: The year in wildlife

News imagePhotographer Seth Casteel gets up close and personal with Kai, a 17-year-old male California sea lion at Six Flags Discovery Kingdom in Valejo, California. (Seth Casteel)
Photographer Seth Casteel gets up close and personal with Kai, a 17-year-old male California sea lion at Six Flags Discovery Kingdom in Valejo, California. (Seth Casteel)

From lakes of death to the first moments of life, get up close and personal with our ten favourite images of nature at its most stunning.

More amazing image galleries of the year:

The year in weather

The year in space

The year in design and architecture

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