David Tipling / Common European adder (Vipera berus) two males fighting over a female. Holt, North Norfolk, England, UK. April
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David Tipling / Common European adder (Vipera berus) two males fighting over a female, Holt, North Norfolk, England, UK. April
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David Tipling / Common European adder (Vipera berus) two males fighting over a female, Holt, North Norfolk, England, UK. April.
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John Chan / Two male Southern Pacific rattlesnakes (Crotalus oreganus helleri) fighting during mating season. This behaviour is known as a "combat dance", and is used to determine dominance and the right to mate...
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Bruno D'Amicis / Sand viper (Cerastes vipera) sidewinding on sand dunes. Grand Erg Oriental, Kebili Governorate. Tunisia.
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Alex Hyde / Adder (Vipera berus) basking amongst bracken fronds. Peak District National Park, Derbyshire, UK. April.
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David Tipling / Common European adder (Vipera berus) male warming up in sun trap on heath, Holt, North Norfolk, England, UK. April.
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David Tipling / Common European adder (Vipera berus) male guarding female before mating on heath, Holt, North Norfolk, England, UK. April.
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David Tipling / Common European adder (Vipera berus) male guarding female before mating on heath Holt, North Norfolk, England, UK. April.
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David Tipling / Common European adder (Vipera berus) two males fighting over a female, Holt, North Norfolk, England, UK. April.
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David Tipling / Common European adder (Vipera berus) two males fighting over a female, Holt, North Norfolk, England, UK. April.
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David Tipling / Common European adder (Vipera berus) male and female warming up in sun trap on heath, Holt, North Norfolk, England, UK. March.
