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Life: The Science of Biology, 10e - WH Freeman

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Chapter 54 | Ecology and the Distribution <strong>of</strong> <strong>Life</strong> 16THORN FOREST and TROPICAL SAVANNAEquatorMadagascar ocotillo (Alluadia procera)dominate this thorn forest.Community compositionDominant plantsShrubs and small trees; grassesSpecies richnessPlants: Moderate in thorn forest; low insavannaAnimals: Rich mammal faunas; moderatelyrich in birds, reptiles, and insectsSoil biotaRichDecAnnual total: 74 cmFamily groups <strong>of</strong> African elephants (Loxodonta africana) inKenya’s Ol Malo Wildlife Sanctuary converge into a largeherd for migration.TemperatureSummer is verywet, but not much°C Winter is mild and very dry. warmer than winter.353025 Kayes, Mali 14°N20Range 10.7 °CJanJulcmPrecipitation20151050JanJulDecTermite colonies build huge mounds on the Africansavanna, providing a food source for mammals suchas this baboon (Papio sp.).(Page 1135)LIFE <strong>The</strong> <strong>Science</strong> <strong>of</strong> <strong>Biology</strong> 10E SadavaSinauer AssociatesMorales StudioFigure 54.Biome 8 Date 07-13-12© 2014 Sinauer Associates, Inc.

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