Ackatsis

I am an Australian behavioural ecologist who has studied birds in Australia, Austria, and the Galápagos Islands. I have been editing Wikipedia since 2006 and try to make valuable contributions, whether through text or photos, whenever I can.

Articles created or significantly expanded

• Adventure series (Willard Price)
• Alexander Thomas Cameron
• Amazon Adventure
• Andre Punt
• Are You Serious (Andrew Bird album)
• Arthur Graham Brown
• Asilo de la Paz
• Australian Society for Fish Biology
• Avian vampire fly
• Beau (poem)
• Big John (dinosaur)
• Bill Holsworth
• Brachiopsilus ziebelli
• Brookfield Conservation Park
• Bulletin Debate
• Can't Maintain
• Cat's Cradle (film)
• Cerro Pajas
• Chandra (band)
• Christmas Card from a Hooker in Minneapolis
• Christmas Island forest skink
• Clellan S. Ford
• Cochlodispus
• Cochlodispus minimus
• Commingled Containers
• Cute aggression
• Cyclograpsus granulosus
• David Bellwood
• Echolocations: Canyon
• Elsa Chauvel
• Eye Myth
• Film in Which There Appear Edge Lettering, Sprocket Holes, Dirt Particles, Etc.
• Fire of Waters
• Frank A. Beach
• Gabrielle Williams (author)
• George (snail)
• Girt dog of Ennerdale
• Gordon Binns
• Great Northern 2507
• Greenhide
• Hamar Midgley
• Heritage (1935 film)
• Hilda Margaret Bruce
• I... Dreaming
• In Defence of the Bush
• Jack Mitchell (character)
• Jacques Carayon
• Jim Wharton
• Joe Wilson (character)
• John Hobbs (ornithologist)
• John Paxton (ichthyologist)
• K. Radway Allen Award
• Kentucky Avenue
• List of mammals of Christmas Island
• List of reptiles of Christmas Island
• Mad White Giant
• Malchik
• Mark Elgar
• Masakazu Konishi
• Max Waldmeier
• Mothlight
• Noel Morrison Jack
• Norman Hall (scientist)
• Number 16 (spider)
• Oh Pep!
• On the Edge of a Plain
• Patterns of Sexual Behavior
• Perceptual trap
• Peter C. Young
• Pomegranates (album)
• Quasi-Objects
• Rambo (fox)
• Raoul Mulder
• Remedial Reading Comprehension
• Rick Speare
• Robert T. Paine (zoologist)
• Rock Island 886
• Romeo Is Bleeding (song)
• Running River rainbowfish
• Sketch story
• Spermalege
• Stadium Cake
• Steelman and Smith
• Swale Vincent
• Textbook of Biochemistry
• Thanatopsis (film)
• The Burning (Seinfeld)
• The Bush Undertaker
• The Dante Quartet
• The Eclipse, or the Courtship of the Sun and Moon
• The Garden of Earthly Delights (1981 film)
• The Journal of a Disappointed Man
• The Loaded Dog
• The Marriage of True Minds
• The Moth of Moonbi
• The Sliced-Crosswise Only-On-Tuesday World
• The Union Buries Its Dead
• The West (album)
• The Wold Shadow
• Thigh Line Lyre Triangular
• To Catch a Yeti
• Treasure State (album)
• Tricia (elephant)
• Ultimate Care II
• Up the Country
• Varmint of Burke's Garden
• Vienna (film)
• William Cramer (pathologist)
• William Moncrief
• Window Water Baby Moving
• World Council of Fisheries Societies
• Ziebell's handfish

Selection of uploaded images

• 
  Close-up of a Galápagos dove in highlands of Santa Cruz Island
• 
  Young male small tree finch at Los Gemelos on Santa Cruz Island
• 
  Male woodpecker finch at Los Gemelos on Santa Cruz Island
• 
  Green warbler-finch on Santa Cruz Island
• Woodpecker finch uses a stick tool to extract invertebrates
• 
  Vegetarian finch on Santa Cruz Island
• 
  Dead Darwin's finch nestling caused by avian vampire fly parasitism
• 
  Petri dish containing avian vampire fly (Philornis downsi) larvae collected from a Darwin's finch nest
• 
  Male small ground finch in full black plumage
• 
  Young male medium tree finch on Floreana Island
• 
  Male small ground finch leaving his nest during nest-building
• 
  Female common cactus finch on Floreana Island
• 
  View of Post Office Bay, Floreana Island, from Mirador de la Baronesa
• 
  Two Galápagos doves on Floreana Island
• 
  Female small ground finch inside her nest during nest-building
• 
  White-cheeked pintail (Anas bahamensis galapagensis) on Floreana Island
• 
  View of Floreana Island from Asilo de la Paz, in the Galapagos Islands
• 
  Paint-billed crake taking a bath on Floreana Island
• 
  Medium tree finch on Floreana Island in the Galápagos islands
• 
  Close-up of Asio flammeus galapagoensis, Galápagos subspecies of the short-eared owl
• 
  Galapagos flycatcher leaving its cavity nest on Floreana Island in the Galápagos Islands
• 
  Young male medium tree finch on Floreana Island in the Galápagos Islands
• 
  Medium ground finch on Floreana Island in the Galápagos Islands
• 
  Galapagos flycatcher on Floreana Island in the Galápagos Islands
• 
  Paint-billed crake nest on Floreana Island
• 
  Rock labyrinth at Asilo de la Paz on Floreana Island
• 
  Galápagos tortoise at Asilo de la Paz on Floreana Island
• 
  Cerro Pajas photographed from Asilo de la Paz on Floreana Island
• 
  A southern hairy-nosed wombat at Brookfield Conservation Park, South Australia
• 
  Researcher overnight accommodation at Brookfield Conservation Park, South Australia
• 
  Derelict charcoal pits at Brookfield Conservation Park, South Australia
• 
  Two galahs at Brookfield Conservation Park, South Australia
• 
  Walking path and habitat at Brookfield Conservation Park, South Australia
• 
  Habitat at Brookfield Conservation Park, South Australia
• 
  Dirt road and habitat at Brookfield Conservation Park, South Australia
• 
  View of Cerro Pajas crater, Floreana Island
• 
  Scalesia forest inside the Cerro Pajas crater, on Floreana Island