Animalia > Chordata > Aves > Pelecaniformes > Threskiornithidae > Plegadis > Plegadis falcinellus

Plegadis falcinellus (Glossy Ibis)

Synonyms: Plegadis falcinellus falcinellus
Language: French; Spanish

Wikipedia Abstract

The glossy ibis (Plegadis falcinellus) is a wading bird in the ibis family Threskiornithidae. The scientific name derives from Ancient Greek plegados and Latin, falcis, both meaning "sickle" and referring to the distinctive shape of the bill.
View Wikipedia Record: Plegadis falcinellus

EDGE Analysis

Uniqueness Scale: Similiar (0) 
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
 Unique & Vulnerable (100)
ED Score: 20.7857
EDGE Score: 3.08125


Adult Weight [1]  1.398 lbs (634 g)
Birth Weight [3]  166 grams
Breeding Habitat [2]  Coastal saltmarshes, Freshwater marshes
Wintering Geography [2]  Widespread
Wintering Habitat [2]  Wetlands, Coastal saltmarshes, Agricultural
Diet [4]  Carnivore (Invertebrates), Carnivore (Vertebrates), Piscivore
Diet - Ectothermic [4]  10 %
Diet - Fish [4]  10 %
Diet - Invertibrates [4]  80 %
Forages - Ground [4]  50 %
Forages - Water Surface [4]  50 %
Clutch Size [5]  4
Clutches / Year [3]  1
Fledging [1]  42 days
Global Population (2017 est.) [2]  820,000
Incubation [3]  21 days
Maximum Longevity [3]  27 years
Snout to Vent Length [1]  20 inches (52 cm)
Speed [6]  28.185 MPH (12.6 m/s)
Wing Span [6]  35 inches (.89 m)
Female Maturity [3]  3 years
Male Maturity [3]  3 years


Protected Areas

+ Click for partial list (100)Full list (367)

Important Bird Areas

Biodiversity Hotspots

Prey / Diet

Aeshna mixta (Migrant Hawker)[7]
Anax imperator (Emperor Dragonfly )[7]
Cyprinus carpio (Common carp)[7]
Pleurodeles waltl (Iberian ribbed newt)[7]
Sympetrum fonscolombii (Red-veined Darter)[7]

Prey / Diet Overlap


Haliaeetus leucocephalus (Bald Eagle)[8]


Institutions (Zoos, etc.)

Range Map


Caribbean; North America;

External References



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
2Partners in Flight Avian Conservation Assessment Database, version 2017. Accessed on January 2018.
3de Magalhaes, J. P., and Costa, J. (2009) A database of vertebrate longevity records and their relation to other life-history traits. Journal of Evolutionary Biology 22(8):1770-1774
4Hamish 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
5Jetz 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
6Alerstam T, Rosén M, Bäckman J, Ericson PGP, Hellgren O (2007) Flight Speeds among Bird Species: Allometric and Phylogenetic Effects. PLoS Biol 5(8): e197. doi:10.1371/journal.pbio.0050197
7The Diet of the Glossy Ibis During the Breeding Season in Doñana, Southwest Spain, Mercedes Macías, Andy J. Green and Marta I. Sánchez, Waterbirds 27(2): 234-239. 2004
8Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
9Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London
10Species 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 WWF WildFINDER
Protected Areas provided by Natura 2000, UK data: © Crown copyright and database right [2010] All rights reserved. Ordnance Survey Licence number 100017955
Biological Inventories of the World's Protected Areas in cooperation between the Information Center for the Environment at the University of California, Davis and numerous collaborators.
Biodiversity Hotspots provided by Critical Ecosystem Partnership Fund
Abstract provided by DBpedia licensed under a Creative Commons License