Jack Dykinga / Cane cholla cactus {Opuntia versicolor}, Lupins {Lupinus sparsiflorus} and Californian poppies {Exchscholtzia californica} flowering on Quinlan mountains, Tohono O'oodham Reserve, Arizona, USA

Rolf Nussbaumer / Snail on Texas bluebonnet flowers {Lupinus texensis} Texas, USA.

Rolf Nussbaumer / Texas bluebonnet flowers {Lupinus texensis} Texas, USA.

Tim Fitzharris / Western Box Turtle (Terrapene ornata) among Lupine (Lupinus sp) and Paintbrush (Castilleja sp), North America

Yva Momatiuk & John Eastcott / Domestic Cattle (Bos taurus) calf walking in meadow of Texas Bluebonnets (Lupinus texensis), North America

Yva Momatiuk & John Eastcott / Common Sunflower (Helianthus annuus) flowers and Large-leaved Lupine (Lupinus polyphyllus) in summer, Pryor Mountain, Montana

Tim Fitzharris / Sand Bluebonnet (Lupinus subcarnosus) and Paintbrush (Castilleja sp) flowers, Hill Country, Texas

Bjorn Forsberg / Lupins {Lupinus nootkatensis} in flower by birch tree trunk, Sweden, summer, Scandinavia

Nigel Cattlin / Lupin aphid (Macrosiphum albifrons) infestation on stem and apical shoots of young Tree lupin (Lupinus arboreus). Berkshire, England, UK. May.

Nigel Cattlin / Lupin (Lupinus sp) leaves with powdery mildew caused by Fungus (Erysiphales). Cultivated in garden, Berkshire, England, UK. June.

Kevin Schafer / Nootka Lupine (Lupinus nootkatensis) covered with dew, Adak Island, Aleutian Islands, Alaska

George Sanker / Bald eagle (Haliaeetus leucocephalus) perched on tree stump amongst Lupins (Lupinus sp). Yellowstone National Park, Wyoming, USA. June.