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04 April 2024 | Story Leonie Bolleurs | Photo Stephen Collett
Prof Frank Zachos
Prof Frank Zachos recently delivered his inaugural lecture on the UFS Bloemfontein Campus.

Prof Frank Zachos, a scientist and Head of the Mammal Collection at the Natural History Museum (NHM) in Vienna – one of the world’s largest natural history museums – recently delivered his inaugural lecture at the University of the Free State (UFS) on the Bloemfontein Campus.

His lecture was titled: Of bat bombs and super moms – the wondrous and wondrously curious world of mammals.

Prof Zachos, an affiliated researcher at the UFS, says he chose mammals as the topic of his lecture because he is a mammalogist and curator of mammals at the Natural History Museum. Additionally, he collaborates with Prof Paul Grobler, Head of the Department of Genetics, on mammal projects.

Exposure to almost unparalleled biodiversity in SA

With a mixture of entertaining fun facts and some proper research results, he presented his lecture, providing an overview of some of the most interesting aspects of mammals. These included their different ways of reproduction: the platypuses laying eggs, the tiny marsupial offspring growing in a pouch, and placental mammals having long gestation times. Furthermore, he compared levels of biodiversity in South Africa and Europe and highlighted some particularly bizarre mammals, such as the aye-aye, naked mole-rat, the platypus, and two extinct South African ungulates from their collection in Vienna – the quagga and the blue antelope.

Prof Zachos also discussed his own research on blue antelope genetics, as well as research on other species, in the context of the detrimental impact humans have on mammals and other wildlife.

Moreover, his lecture included a reference to Project X-Ray, a story of how the US army pursued an unsuccessful plan to use bats as carriers of mini bombs in World War II.

Prof Zachos, who is specifically known for his research on the systematics, biogeography, and genetics of red deer, as well as his theoretical work on the species problem (‘what is a species?’ –  one of the most hotly debated topics in evolutionary biology), is affiliated with the UFS due to his longstanding collaboration with Prof Grobler. He says they have known each other for a long time, have published together, and that he has also served as an external reviewer for several theses coming from the Department of Genetics.

“Apart from this personal connection, what made this collaboration particularly interesting to me from a professional viewpoint, is the rich wildlife biodiversity and the research focus of Prof Grobler’s research group, which overlaps significantly with my own longstanding interests,” adds Prof Zachos.

“Working with Prof Grobler, I am involved in studies on the genetic diversity and structuring of different mammal species occurring in South Africa. The opportunity to spend time in the field for sample collection and other activities is definitely also a highlight,” remarks Prof Zachos.

Ideal combination of academic and personal growth

Regarding his connection with the UFS and its impact on shaping the future direction of his research, he states that he has a strong interest in antelopes – a group of mammals not found in Europe, but very prominent in South Africa. “Apart from that, people in the Department of Genetics have expertise in relevant areas that I personally do not have, for example bioinformatics. For me, it is the ideal combination of academic and personal growth, and I am very grateful to have this unique opportunity.”

He believes that his affiliation with the UFS and its Department of Genetics will continue to provide him with opportunities to expand his research and knowledge to different species and ecosystems.

Beyond science, he says that he has developed an interest in the country as well. “I have been reading books about South Africa, and I consider myself very privileged to have a second academic home here, which gives me the opportunity for exchange with people of different backgrounds,” he comments.

News Archive

Three UFS researchers attend cactus pear congress
2017-05-05

Description: Dr de Wit Cactus pear 2 Tags: Dr de Wit Cactus pear 2

Dr Maryna de Wit, one of the
UFS delegation team was appointed
coordinator for Agro-Processing
and Post-Harvest Technology during
the congress

Description: Dr du Toit Cactus Pear 2 Tags: Dr du Toit Cactus Pear 2

Dr Alba du Toit, also one of the members
of the UFS delegation during the
congress at the University of Chile
in Santiago, Chile.
Photos: Supplied





Dr Alba du Toit, a junior lecturer in Consumer Science at the University of the Free State (UFS), presented her research at the recent IX International Congress on Cactus Pear and Cochineal at the University of Chile in Santiago, Chile. The congress was themed, “CAM Crops for a Hotter and Drier World”.

Dr Du Toit, Prof HO de Waal and Dr Maryna de Wit, from the Faculty of Natural and Agricultural Sciences at UFS, attended the five-day conference held between 26 and 30 March 2017.

Congress a platform for networking
The congress, held every three years since 1993, gathers cactus pear researchers, growers and processing managers from Europe, the Americas, Asia and Africa to review current research trends by networking to form new collaborations that could lead to increased efficiency and shared knowledge. They also present new findings and plan for future research.

Great achievements for researchers
Dr Du Toit said: “My research on cactus pears focused on the utilisation of the slimy substance found in the cactus cladodes as a functional ingredient in innovative nutraceutical food products”. Functional foods are foods that promote health or prevent disease through adding or omitting specific ingredients. She also received the International Society of Horticultural Science award for best student oral presentation.

Dr De Wit also presented her research and was appointed coordinator for Agro-Processing and Post-Harvest Technology at the congress.

Dr Herman Fouché, Affiliated Researcher at the Department of Soil-, Crop- and Climate Sciences at UFS, developed “kuilmoes”, a type of silage from pulped cactus pear fruit, mixed with lucerne, in collaboration with Prof de Waal, which was also presented.at the congress.

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