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. 2015 Sep 15;112(37):11415–11422. doi: 10.1073/pnas.1501070112

Table 2.

Hyperabundance of three guilds of consumers on predator-free islets in Lago Guri, Venezuela

Guild, species Census method Population density, island/mainland Ref.
Insectivore
Ameiva ameiva (lizard) No./hour of search to 17 51
Dendrobates leucomelas (frog) No./hour of search to 20 51
 Tarantula sp. No./hour of search to 6.3 51
 Birds Spot map, point count to 6 52
Granivore
 Rodents (six spp.) No./100 trap nights to ≥30 53
Generalist herbivore
Alouatta seniculus (howler monkey) Transect, direct count to ≥10 54
Geochelone carbonaria (tortoise) Mark, recapture 7 55
Iguana iguana (lizard) Dung counts ≥10 51
Atta spp. (leaf-cutter ants) Transect, direct count to 100 56