Exploratory Analysis of the Habitat Selection by the Wildlife in R: the adehabitatHS Package

3 Design I studies 8 3.1 Basic approach . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 3.2 The general framework for the statistical exploration of the niche 10 3.2.1 Presentation of the GNESFA . . . . . . . . . . . . . . . . 10 3.2.2 A preliminary dudi.* analysis . . . . . . . . . . . . . . . 13 3.2.3 The FANTER . . . . . . . . . . . . . . . . . . . . . . . . 14 3.2.4 The MADIFA and Mahalanobis distances . . . . . . . . . 17 3.2.5 The ENFA . . . . . . . . . . . . . . . . . . . . . . . . . . 24 3.2.6 Conclusions regarding the GNESFA . . . . . . . . . . . . 27 3.2.7 An alternative analysis proposed by James Dunn . . . . . 28 3.3 One word about habitat suitability maps . . . . . . . . . . . . . . 31 3.4 When habitat is defined by several categories . . . . . . . . . . . 31