Felis Images / Morel mushroom (Morchella sp) fungus. Bhutan.

Andres M. Dominguez / Morel mushroom (Morchella sp) Sierra de Grazalema Natural Park, southern Spain, May.

David Kjaer / Thimble morel (Verpa conica) Martin Down, Hampshire, England, UK, April.

Andres M. Dominguez / Morel mushroom (Morchella sp) Sierra de Grazalema Natural Park, southern Spain, May.

Konrad Wothe / Yellow Morel (Morchella esculenta) mushroom in forest, Upper Bavaria, Germany

Staffan Widstrand / False morel (Gyromitra esculenta) Musteika Village, Lithuania, May.

Dong Lei / Morel mushrooms (Morchella sp.) harvested in basket, Lijiang City, Lijiang Laojunshan National Park, Yunnan Province, China. April.

Dong Lei / Morel mushrooms (Morchella sp.) harvested in basket, Lijiang City, Lijiang Laojunshan National Park, Yunnan Province, China. April.

Adrian Davies / Morel Fungus (Morchella esculenta) cultivated

Adrian Davies / Morel Fungus (Morchella esculenta) cultivated, UK

Adrian Davies / Morel Fungus (Morchella esculenta) cultivated, UK

Adrian Davies / Common Morell (Morchella esculenta) on chalk in woodland. Surrey, May.

Adrian Davies / Common Morell (Morchella esculenta) on chalk in woodland. Surrey, May.

Michel Poinsignon / Morel fungus (Mitrophora semilibera) among leaf litter. Lorraine, France, March

Staffan Widstrand / Wild Wonders of China / Tibetan monk with collected mushrooms, Black morels (Morchella elata) Meili Snow Mountain, Yunnan province, China

Staffan Widstrand / Fungus (Gyromitra ambigua) closely related to False morel (Gyromitra esculenta), Ulvsbomuren, Bergslagen, Sweden

Eric Baccega / Man picking Common morel fungus (Morchella esculenta) in forest, Alsace, France, Model released, April 2012

Eric Baccega / Man picking Common morel (Morchella esculenta)fungus in forest, Alsace, France, Model released, April 2012

Eric Baccega / Common morel fungus (Morchella esculenta) Alsace, France

Eric Baccega / Man looking for Common morel fungi (Morchella esculenta) in forest Alsace, France, Model released, April 2012

Eric Baccega / Common morel fungus (Morchella esculenta) held in hand, Alsace, France, Model released, April 2012

Eric Baccega / Man holding Common morel fungus (Morchella esculenta) Alsace, France, Model released, April 2012

Eric Baccega / Common morel fungus (Morchella esculenta) held in hand, Alsace, France, April 2012

Eric Baccega / Common morel fungus (Morchella esculenta) Alsace, France

Eric Baccega / Common morel fungus (Morchella esculenta) Alsace, France

Eric Baccega / Man showing picked Common morel fungus in his basket (Morchella esculenta) Alsace, France, Model released, April 2012

Michel Poinsignon / Basket full of Half free morels (Mitrophora semilibera) Lorraine, France, March.

Michel Poinsignon / Half free morel fungus (Mitrophora semilibera) close up, Lorraine, France, March.

Konrad Wothe / Harvested Morel (Morchella esculenta) mushrooms for sale at market. Bavaria, Germany, May.

Gary K. Smith / Edible fungi, Common Morel, (Morchella esculenta) fruiting body among flowers. Norfolk, England, April.

Gary K. Smith / Edible fungi Common Morel (Morchella esculenta) fruiting body. Norfolk, England, April.

Robert Thompson / Morel fungus {Morchella esculenta var vulgaris} Glenarm Nature Reserve, County Antrim, Northern Ireland

Flip de Nooyer / Morel fungus {Morchella semi-libera} Netherlands

George McCarthy / False morel fungus {Gyromitra esculenta} UK

Nigel Bean / Half free morel fungus {Mitrophora semilibera} UK

George McCarthy / Black morel fungus {Morchella elata} held in hand, UK

George McCarthy / False morel fungus {Gyromitra esculenta} UK

Jason Smalley / Morel fungus {Morchella semi-libera} UK

George McCarthy / Half free morel fungus {Mitrophora semilibera} UK

Thomas Marent / Yellow Morel (Morchella esculenta) mushrooms, Switzerland

Thomas Marent / Morel (Morchella gigas) mushroom, Switzerland

Thomas Marent / Morel Stinkhorn (Phallus multicolor) mushroom attracting flies by emitting fowl smell, Mission Beach, Australia

Elio Della Ferrera / Morchella spp {Morchella spp}, Stelvio NP, central Alps.

Jean E. Roche / The first electric dam along the river Rhône, Morel, Switzerland

Will Watson / Common morel fungus {Morchella vulgaris} UK

Willem Kolvoort / Morel (Morchella esculenta) Kemeri NP, Latvia

Steven Fuller / Morel mushroom, abundant growth in Yellowstone NP one year after forest fires of 1988, Wyoming, USA. 1989.

Philippe Clement / Cone shaped morel fungus {Morchella conica} Belgium

George McCarthy / Black morel fungus {Morchella elata} Surrey, UK

George McCarthy / Common morel fungus {Morchella esculenta} Sussex, UK

George McCarthy / Black morel fungus {Morchella elata} Surrey, UK

George McCarthy / Half free morel fungus {Morchella semilibera} Sussex, U

George McCarthy / False morel fungus {Gyromitra esculenta} UK

George McCarthy / Common morel - edible spring fungus. Sussex downland, England, UK, Europe

Bengt Lundberg / Morel fungus {Morchella conica} Sweden

Benjamin Olson / Black Morel (Morchella elata) mushroom in forest, Bemidji, Minnesota

Benjamin Olson / Black Morel (Morchella elata) mushroom, Chippewa National Forest, Minnesota

Staffan Widstrand / Hooded false morel (Gyromitra infula) growing in forest, Stuorbatjvare Nature Reserve, Norrbotten, Sapmi, Lapland, Sweden. August.

Konrad Wothe / Common morel mushroom (Morchella esculenta) growing in deciduous forest , Upper Bavaria, Germany, Europe. May.

Jussi Murtosaari / Black morel fungus (Morchella elata). Heinola, Finland. June.