Alan Murphy / Yellow-bellied Sapsucker (Sphyrapicus varius) male, Texas

Marie Read / Yellow-bellied Sapsucker (Sphyrapicus varius), male drumming, long exposure, New York, USA, April.

Jeff Foott / Yellow-bellied sapsucker (Sphyrapicus varius) feeding on willow, Teton National Park, Wyoming, USA. August

Jeff Foott / Yellow-bellied sapsucker (Sphyrapicus varius) juvenile feeding on willow, this species damages the trunk to feed on sap. Teton National Park, Wyoming, USA. August

Jeff Foott / Yellow warbler (Dendroica petechia) at Yellow-Bellied Sapsucker site (Sphyrapicus varius) damage in tree to eat sap. Sapsuckers damages trees trunks to feed on sap. Teton National Park, Wyoming, USA....

Jeff Foott / Broad-tailed Hummingbird (Selasphorus platycerus) at Yellow-Bellied sapsucker (Sphyrapicus varius) damage in tree. Sapsuckers damages trees trunks to feed on sap. Teton National Park, Wyoming, USA. Au...

Nick Saunders/ BIA / Yellow-bellied Sapsucker (Sphyrapicus varius) male, Saskatchewan, Canada

Jim Brandenburg / Yellow-bellied Sapsucker (Sphyrapicus varius) foraging, Minnesota

Alan Murphy / Yellow-bellied Sapsucker (Sphyrapicus varius) male, Texas

Nick Saunders / Yellow-bellied Sapsucker (Sphyrapicus varius) visiting wells in tree trunk, Saskatchewan, Canada

Glenn Bartley / Yellow-bellied Sapsucker (Sphyrapicus varius) female, Ontario, Canada

Glenn Bartley / Yellow-bellied Sapsucker (Sphyrapicus varius) male, Manitoba, Canada

Steve Gettle / Yellow-bellied Sapsucker (Sphyrapicus varius) male, Rifle River Recreation Area, Michigan

Rolf Nussbaumer / Yellow-bellied Sapsucker (Sphyrapicus varius) male at sap well, New Braunfels, Hill Country, Central Texas, USA, March.

Rolf Nussbaumer / Yellow-bellied Sapsucker (Sphyrapicus varius) male at sap well, New Braunfels, Hill Country, Central Texas, USA, March.

Pete Oxford / Yellow-bellied Sapsucker (Sphyrapicus varius) holes, Zapata Swamp National Park, Cuba

Gerrit Vyn / Yellow-bellied Sapsucker (Sphyrapicus varius) male on tree trunk, Tompkins County, New York, USA, May.

David Kjaer / Yellow-bellied sapsucker (Sphyrapicus varius) First winter male, perched on tree trunk, Kentucky, USA

David Kjaer / Yellow-bellied sapsucker (Sphyrapicus varius) First winter male, perched on tree trunk, Kentucky, USA

Marie Read / Yellow-bellied Sapsucker (Sphyrapicus varius), male on tree trunk, New York, USA

Scott Leslie / Yellow-bellied Sapsucker (Sphyrapicus varius) male, Nova Scotia, Canada

Scott Leslie / Yellow-bellied Sapsucker (Sphyrapicus varius) male, Nova Scotia, Canada

Todd Pusser / Yellow bellied sapsucker {Sphyrapicus varius} perching in tree, North Carolina, USA.

Glenn Bartley/ BIA / Yellow-bellied Sapsucker (Sphyrapicus varius) male, Ontario, Canada

Jeff Foott / Yellow-bellied Sapsucker (Sphyrapicus varius) juvenile, Grand Teton National Park, Wyoming

Jeff Foott / Yellow-bellied Sapsucker (Sphyrapicus varius) foraging site with sap seeping, Grand Teton National Park, Wyoming

Jeff Foott / Bald-faced Hornet (Dolichovespula maculata) feeding on sap at Yellow-bellied Sapsucker (Sphyrapicus varius) foraging site, Grand Teton National Park, Wyoming

Jeff Foott / Broad-tailed Hummingbird (Selasphorus platycercus) feeding on sap at Yellow-bellied Sapsucker (Sphyrapicus varius) foraging site, Grand Teton National Park, Wyoming

Tom Vezo / Yellow-bellied Sapsucker (Sphyrapicus varius) bathing, Rio Grande Valley, Texas

Tom Vezo / Yellow-bellied Sapsucker (Sphyrapicus varius) bathing, Rio Grande Valley, Texas

Marie Read / Male Yellow-bellied sapsucker (Sphyrapicus varius) clinging to resonant trunk of dead tree in preparation for drumming. Freeville, New York, USA. May. Topaz AI DeNoise applied.

Marie Read / Yellow-bellied sapsucker (Sphyrapicus varius) male drumming on tree trunk, Freeville, New York, USA. Spring.

Glenn Bartley/ BIA / Yellow-bellied Sapsucker (Sphyrapicus varius) female, Ontario, Canada

Marie Read / Male Yellow-bellied sapsucker (Sphyrapicus varius) drumming on a tree trunk in spring, New York, USA, May.

Piotr Naskrecki / Mexican Red Rump Tarantula (Brachypelma vagans), Belize

Ingo Arndt / Mexican beauty spider {Brachypelma boehmi} Mexico

Michael D. Kern / Green bottle blue Tarantula, (Chromatopelma cyaneopubescens) captive from Venezuela

Michael D. Kern / Venezuelan Sun Tiger Tarantula / Devil tree spider (Psalmopoeus irminia), captive from Venezuela

Michael D. Kern / Ivory Ornamental Tarantulas (Poecilotheria subfusca) from Sri Lanka

Michael D. Kern / Columbian Giant Redleg Tarantula, (Megaphobema robustum) ventral view, captive from South America

Michael D. Kern / Costa Rican Redleg Tarantula (Megaphobema mesomelas), captive from South America

John Abbott / Chilean rose / flame / fire / red-haired tarantula (Grammostola rosea) female, from South America

John Abbott / Chilean rose / flame / fire / red-haired tarantula (Grammostola rosea) pair mating, female on left, male on right, from South America

B&S Draker / Texas Brown Tarantula (Aphonopelma hentzi) adult at sunset in defense posture. Sinton, Corpus Christi, Coastal Bend, Texas, USA, May.

Michael D. Kern / Mexican red leg tarantula {Brachypelma emilia} captive, Mexico

Rod Williams / Mexican red-knee tarantula {Brachypelma smithii}. Captive.