A syndrome of mutualism reinforces the lifestyle of a sloth

The mating system of a ‘lazy’ mammal, Hoffmann's two-toed sloth

(2012) M. Zachariah Peery et al.   ANIMAL BEHAVIOUR

Unexpected Strong Polygyny in the Brown-Throated Three-Toed Sloth

(2012) Jonathan N. Pauli et al.   PLoS One

Molecular evidence for a diverse green algal community growing in the hair of sloths and a specific association with Trichophilus welckeri (Chlorophyta, Ulvophyceae)

(2010) Milla Suutari et al.   BMC EVOLUTIONARY BIOLOGY

Mutualisms in a changing world: an evolutionary perspective

(2010) E. Toby Kiers et al.   ECOLOGY LETTERS

Microalgae as biodiesel & biomass feedstocks: Review & analysis of the biochemistry, energetics & economics

(2010) Peter J. le B. Williams et al.   Energy & Environmental Science

Pairs of cooperating cleaner fish provide better service quality than singletons

(2008) Redouan Bshary et al.   NATURE