Afrixalus crotalus 


Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Amphibia Anura Hyperoliidae

Scientific Name: Afrixalus crotalus
Species Authority: Pickersgill, 1984
Taxonomic Source(s): Frost, D.R. 2013. Amphibian Species of the World: an Online Reference. Version 5.6 (9 January 2013). Electronic Database. American Museum of Natural History, New York, USA. Available at:

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2013
Date Assessed: 2013-06-24
Assessor(s): IUCN SSC Amphibian Specialist Group
Reviewer(s): Stuart, S.N.
Contributor(s): Schiøtz, A. & Pickersgill, M.
Facilitator/Compiler(s): Morris, E.J.
Listed as Least Concern in view of its relatively wide distribution, tolerance of a broad range of habitats and its presumed large population.
Previously published Red List assessments:
2004 Least Concern (LC)

Geographic Range [top]

Range Description:This species occurs in eastern Zimbabwe, central Mozambique and southern Malawi, from low to medium altitudes. Records from northeastern Mozambique and southeastern Tanzania probably refer to other species, and are not included here.
Countries occurrence:
Malawi; Mozambique; Zimbabwe
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:It is abundant at suitable locations.
Current Population Trend:Unknown
Additional data:
Population severely fragmented:Unknown

Habitat and Ecology [top]

Habitat and Ecology:It is a species of moist savannahs and shrubland, breeding in ephemeral grassy pools, flooded grassland and marshes. It can survive to some extent in anthropogenic habitats.
Systems:Terrestrial; Freshwater

Use and Trade [top]

Use and Trade: There are no reports of this species being utilized.

Threats [top]

Major Threat(s): It is unlikely to be seriously threatened, although some populations might be impacted by agricultural spread and human settlement. Chemical spraying to control mosquitoes might impact some populations.

Conservation Actions [top]

Conservation Actions: It occurs in several protected areas.

Classifications [top]

2. Savanna -> 2.2. Savanna - Moist
suitability: Suitable  
3. Shrubland -> 3.6. Shrubland - Subtropical/Tropical Moist
suitability: Suitable  
4. Grassland -> 4.6. Grassland - Subtropical/Tropical Seasonally Wet/Flooded
suitability: Suitable  
5. Wetlands (inland) -> 5.4. Wetlands (inland) - Bogs, Marshes, Swamps, Fens, Peatlands
suitability: Suitable  
5. Wetlands (inland) -> 5.8. Wetlands (inland) - Seasonal/Intermittent Freshwater Marshes/Pools (under 8ha)
suitability: Suitable  
15. Artificial/Aquatic & Marine -> 15.8. Artificial/Aquatic - Seasonally Flooded Agricultural Land
suitability: Suitable  
2. Land/water management -> 2.1. Site/area management

In-Place Research, Monitoring and Planning
In-Place Land/Water Protection and Management
  Conservation sites identified:Unknown
  Occur in at least one PA:Yes
In-Place Species Management
In-Place Education
1. Residential & commercial development -> 1.1. Housing & urban areas
♦ timing: Ongoing    
→ Stresses
  • 1. Ecosystem stresses -> 1.1. Ecosystem conversion
  • 1. Ecosystem stresses -> 1.2. Ecosystem degradation

2. Agriculture & aquaculture -> 2.1. Annual & perennial non-timber crops -> 2.1.2. Small-holder farming
♦ timing: Ongoing    
→ Stresses
  • 1. Ecosystem stresses -> 1.1. Ecosystem conversion
  • 1. Ecosystem stresses -> 1.2. Ecosystem degradation

9. Pollution -> 9.3. Agricultural & forestry effluents -> 9.3.3. Herbicides and pesticides
♦ timing: Ongoing    
→ Stresses
  • 1. Ecosystem stresses -> 1.2. Ecosystem degradation

Bibliography [top]

Channing, A. 2001. Amphibians of Central and Southern Africa. Cornell University Press, Ithaca and London.

IUCN. 2013. IUCN Red List of Threatened Species (ver. 2013.2). Available at: (Accessed: 13 November 2013).

Pickersgill, M. 1984. Three new Afrixalus (Anura: Hyperoliidae) from south-eastern Africa. Durban Museum Novitates: 203-220.

Pickersgill, M. 2000. The ethology and systematics of eastern and southern African savanna Afrixalus (Anura: Hyperoliidae). Unpublished MSc thesis, University of Leeds.

Pickersgill, M. 2005. The taxonomy and ethology of the Afrixalus stuhlmanni superspecies (Anura: Hyperoliidae). Steenstrupia: 1-38.

Pickersgill, M. 2007. Frog Search. Results of Expeditions to Southern and Eastern Africa. Edition Chimaira, Frankfurt am Main.

Poynton, J.C. and Broadley, D.G. 1987. Amphibia Zambesiaca. 3. Rhacophoridae and Hyperoliidae. Annals of the Natal Museum: 161-229.

Schiøtz, A. 1974. Revision of the genus Afrixalus (Anura) in eastern Africa. Videnskabelige Meddelelser fra Dansk Naturhistorisk Forening: 9-18.

Schiøtz, A. 1975. The Treefrogs of Eastern Africa. Steenstrupia, Copenhagen.

Schiøtz, A. 1999. Treefrogs of Africa. Edition Chimaira, Frankfurt am Main.

Citation: IUCN SSC Amphibian Specialist Group. 2013. Afrixalus crotalus. In: The IUCN Red List of Threatened Species 2013: e.T56058A18369349. . Downloaded on 01 December 2015.
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