The Influence of Sex on the Yield and Chemical Composition of the Organs of Young Giraffe (Giraffa giraffa angolensis)

In Africa, offal is a cheap source of protein and is regularly consumed. The yields and proximate analyses of 15 giraffe (eight male, seven female) were evaluated. The only significant differences of offal weights between sexes were for the head with tongue (P = 0.011), feet (P = 0.006), and kidneys (P = 0.045), with each being heavier for males than females. However, as a percentage of the total dead weight, there were no significant differences between sexes. The study also looked at the proximate composition of the heart, liver, kidneys, and tongue. The moisture % averaged ∼76%, protein % averaged ∼17%, total fat % averaged ∼5% and the ash % averaged ∼1% for all organs across both sexes. While sex only had an effect on the ash content (P = 0.038), organ type had an effect on all parameters (P < 0.001). Red offal had a favourably high protein content as well as a low fat content, which, when combined with the high yields thereof per animal, indicates that giraffe offal can serve as a source of low-cost protein.

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Publication Details

Journal
African Journal of Wildlife Research
Published
2024-10-28
DOI
https://doi.org/10.3957/056.054.0136
Primary Topic
Seed and Plant Biochemistry
Type
article
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article

The Influence of Sex on the Yield and Chemical Composition of the Organs of Young Giraffe (Giraffa giraffa angolensis)

Radim Kotrba, P.E. Strydom, Daniel Bureš, Louwrens C. Hoffman et al.
African Journal of Wildlife Research
Seed and Plant Biochemistry
article

The Influence of Sex on the Yield and Chemical Composition of the Organs of Young Giraffe (Giraffa giraffa angolensis)

Radim Kotrba, P.E. Strydom, Daniel Bureš, Louwrens C. Hoffman, Bianca L. Silberbauer, Tersia Kokoskova
article en

Abstract

In Africa, offal is a cheap source of protein and is regularly consumed. The yields and proximate analyses of 15 giraffe (eight male, seven female) were evaluated. The only significant differences of offal weights between sexes were for the head with tongue (P = 0.011), feet (P = 0.006), and kidneys (P = 0.045), with each being heavier for males than females. However, as a percentage of the total dead weight, there were no significant differences between sexes. The study also looked at the proximate composition of the heart, liver, kidneys, and tongue. The moisture % averaged ∼76%, protein % averaged ∼17%, total fat % averaged ∼5% and the ash % averaged ∼1% for all organs across both sexes. While sex only had an effect on the ash content (P = 0.038), organ type had an effect on all parameters (P < 0.001). Red offal had a favourably high protein content as well as a low fat content, which, when combined with the high yields thereof per animal, indicates that giraffe offal can serve as a source of low-cost protein.

African Journal of Wildlife ResearchVol. 54(1)
The University of Queensland (AU), Czech University of Life Sciences Prague (CZ), Stellenbosch University (ZA), Agriculture and Food (AU), ARC Centre of Excellence for Plant Success in Nature and Agriculture (AU)
Zero hunger
Openalex Percentile: Top 77%
Seed and Plant Biochemistry
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The Influence of Sex on the Yield and Chemical Composition of the Organs of Young Giraffe (Giraffa giraffa angolensis) — Radim Kotrba, P.E. Strydom, et al. · African Journal of Wildlife Research (2024) | TGRS Research Map | TGRS