About the Authors

Calvin Tonga

Affiliation Department of Zoology and Animal Physiology, University of Buea, Buea, South-West Region, Cameroon

Helen Kuokuo Kimbi

hkimbi@yahoo.co.uk

Affiliation Department of Zoology and Animal Physiology, University of Buea, Buea, South-West Region, Cameroon

Judith Kuoh Anchang-Kimbi

Affiliation Department of Zoology and Animal Physiology, University of Buea, Buea, South-West Region, Cameroon

Hervé Nyabeyeu Nyabeyeu

Affiliation Department of Animal Biology, University of Douala, Douala, Littoral Region, Cameroon

Zacharie Bissemou Bissemou

Affiliation Pouma District Hospital, Pouma Health District, Pouma, Littoral Region, Cameroon

Léopold G. Lehman

Affiliation Department of Animal Biology, University of Douala, Douala, Littoral Region, Cameroon

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CT HKK LGL. Performed the experiments: CT HNN ZBB. Analyzed the data: CT HKK JKAK. Contributed reagents/materials/analysis tools: CT ZBB LGL. Wrote the paper: CT HKK JKAK.