Acacia karoo Adaptation Botswana Cape gum Cassie Cassie piquants blancs Close up Cockspur thorn Color image Dangerous Day Defense Deo-babool Detail Doorn boom Doringboom Focus on foreground Impenetrable Kaludai Karoo thorn Kikar Landscapes Leaves Mormati Nature No people Okavango delta Okavango swamp Outdoors Pahari kikar Photography Piquants blancs Protection Rare Shallow depth of field Spikes Sweet thorn Thorns Tree Udai vel Vulnerable