Disparate animal groups, such as ruminants and termites, can ferment cellulose from grasses or wood because they harbor cellulase-bearing bacteria, such as:

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Quizplus · Accepted Answer

Ruminococcus and Succinomonas are both known to produce cellulase and are commonly found in ruminant animals and termites, respectively. Staphylococcus aureus and Bacillus subtilis are not commonly associated with cellulose fermentation, while Salmonella, Shigella, Escherichia coli, Enterococcus faecalis, Escherichia chrysanthemi and Erwinia uredovora are not typically found in animals that ferment cellulose.

Disparate Animal Groups, Such as Ruminants and Termites, Can Ferment