Animalia > Chordata > Aves > Anseriformes > Anatidae > Tadorna > Tadorna tadornoides

Tadorna tadornoides (Australian Shelduck)

Synonyms: Anas tadornoides

Wikipedia Abstract

The Australian shelduck (Tadorna tadornoides) is a shelduck, a group of large goose-like birds which are part of the bird family Anatidae. The genus name Tadorna comes from Celtic roots and means "pied waterfowl". They are protected under the National Parks and Wildlife Act, 1974.
View Wikipedia Record: Tadorna tadornoides

EDGE Analysis

Uniqueness Scale: Similiar (0) 
1
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
8
 Unique & Vulnerable (100)
ED Score: 2.67358
EDGE Score: 1.30117
Learn more at EDGE of Existence programme

Attributes

Adult Weight [1]  3.142 lbs (1.425 kg)
Birth Weight [2]  93 grams
Female Weight [4]  2.846 lbs (1.291 kg)
Male Weight [4]  3.437 lbs (1.559 kg)
Weight Dimorphism [4]  20.8 %
Diet [3]  Carnivore (Invertebrates), Piscivore, Granivore, Herbivore
Diet - Fish [3]  10 %
Diet - Invertibrates [3]  40 %
Diet - Plants [3]  30 %
Diet - Seeds [3]  20 %
Forages - Ground [3]  50 %
Forages - Water Surface [3]  50 %
Clutch Size [6]  9
Clutches / Year [1]  1
Egg Length [1]  2.677 inches (68 mm)
Egg Width [1]  1.929 inches (49 mm)
Fledging [1]  60 days
Incubation [5]  31 days
Mating Display [2]  Ground and non-acrobatic aerial display
Mating System [2]  Monogamy
Maximum Longevity [1]  8 years
Snout to Vent Length [1]  25 inches (64 cm)
Wing Span [5]  3.739 feet (1.14 m)

Ecoregions

Protected Areas

Biodiversity Hotspots

Name Location Endemic Species Website
New Zealand New Zealand No
Southwest Australia Australia No

Consumers

Parasitized by 
Echinuria uncinata[7]
Haemoproteus nettionis <Unverified Name>[7]
Streptocara crassicauda[7]

Range Map

External References

Citations

Attributes / relations provided by
♦ 1Nathan P. Myhrvold, Elita Baldridge, Benjamin Chan, Dhileep Sivam, Daniel L. Freeman, and S. K. Morgan Ernest. 2015. An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96:3109
♦ 2Terje Lislevand, Jordi Figuerola, and Tamás Székely. 2007. Avian body sizes in relation to fecundity, mating system, display behavior, and resource sharing. Ecology 88:1605
♦ 3Hamish Wilman, Jonathan Belmaker, Jennifer Simpson, Carolina de la Rosa, Marcelo M. Rivadeneira, and Walter Jetz. 2014. EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95:2027
♦ 4Marchant, S.; Higgins, PJ (eds.) 1990. The handbook of Australian, New Zealand and Antarctic birds, Vol. 1., ratites to ducks. Oxford University Press, Melbourne
♦ 5del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona.
♦ 6Jetz W, Sekercioglu CH, Böhning-Gaese K (2008) The Worldwide Variation in Avian Clutch Size across Species and Space PLoS Biol 6(12): e303. doi:10.1371/journal.pbio.0060303
♦ 7Species Interactions of Australia Database, Atlas of Living Australia, Version ala-csv-2012-11-19
Ecoregions provided by World Wide Fund For Nature (WWF). WildFinder: Online database of species distributions, ver. 01.06 Wildfinder Database
Biodiversity Hotspots provided by Critical Ecosystem Partnership Fund
Abstract provided by DBpedia licensed under a Creative Commons License
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0