AVIS-IBIS

Birds of Indian Subcontinent

Literature

Authorssort descendingYearTitle
Clark, WS1998First North American Record of a Melanistic Osprey
Clark, WS1974Second Record of the Kestrel (Falco tinnunculus) for North America
Clark, WS, Bloom, PH2005Basic II and Basic III Plumages of Rough-Legged Hawks / Plumaje básico II y III en Buteo lagopus
Clark, WS, Bloom, PH, Oliphant, LW1989Aplomado Falcon Steals Prey from Little Blue Heron (Individuo de Falco femoralis le Roba Prisa a Individuo de Egretta caerulea)
Clark, WS, N. Schmitt, J2006Melanistic Specimen of Black-chested Buzzard-Eagle, (Geranoaetus melanoleucus) with Comments on the Species' Taxonomic Position
Clark, WS, N. Schmitt, J1993Red-Headed Falcon Pirates Prey from Montagu's Harrier (Individuo de Falco Chicquera le Piratea Presa a Individuo de Circus pygargus)
Clark, WS, Witt, CC2006First Known Specimen of a Hybrid Buteo: Swainson's Hawk (Buteo swainsoni) × Rough-Legged Hawk (B. lagopus) from Louisiana
Clark, WS, Yosef, R1997MIGRANT LEVANT SPARROWHAWKS (ACCIPITER BREVIPES) AT ELAT, ISRAEL: MEASUREMENTS AND TIMING
Dénes, FVoeroes, Silveira, LFábio, Seipke, S, Thorstrom, R, Clark, WS, Thiollay, J-M2011The White-collared Kite (Leptodon forbesi Swann, 1922) and a Review of the Taxonomy of the Grey-headed Kite (Leptodon cayanensis Latham, 1790)
Dénes, FVoeroes, Silveira, LFábio, Seipke, S, Thorstrom, R, Clark, WS, Thiollay, J-M2011The White-collared Kite (Leptodon forbesi Swann, 1922) and a Review of the Taxonomy of the Grey-headed Kite (Leptodon cayanensis Latham, 1790)
Frumkin, R, Clark, WS1988Is there a dark morph of the Sooty Falcon Falco concolor?
Gorney, E, Clark, WS, Yom-Tov, Y1999A Test of the Condition-Bias Hypothesis Yields Different Results for Two Species of Sparrowhawks (Accipiter)
Heredia, B, Clark, WS1984KLEPTOPARASITISM BY WHITE-TAILED HAWK (BUTEO ALBICAUDATUS) ON BLACK-SHOULDERED KITE (ELANUS CAERULEUS LEUCURUS) IN SOUTHERN TEXAS
Millsap, BA, Seipke, SH, Clark, WS2011The Gray Hawk (Buteo Nitidus) is Two Species (Buteo nitidus Comprende Dos Especies)
Millsap, BA, Seipke, SH, Clark, WS2011The Gray Hawk (Buteo nitidus) is Two Species
Millsap, BA, Seipke, SH, Clark, WS2011The Gray Hawk (Buteo Nitidus) is Two Species (Buteo nitidus Comprende Dos Especies)
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith