Using while moving: HCI issues in fieldwork environments
“Using while moving” is the basic ability fieldwork users require of a mobile computer system. These users come from a wide range of backgrounds but have in common an extremely mobile and dynamic workplace. We identify four specific characteristics of this class of users: dynamic user configuration, limited attention capacity, high-speed interaction, and context dependency. […]
The past distribution of giraffe in Zululand and its implications for reserve management
The evidence for the past distribution of giraffe in Zululand is critically re-examined. On the basis of this, it is concluded that the probability of giraffe having ever occurred in Zululand prior to their introduction is extremely small. As a consequence of this, and according to the definition of an indigenous species favoured by us, […]
The past distribution of giraffe in KwaZulu-Natal
Giraffe (Giraffa camelopardalis) are though to be introduced aliens in KwaZulu-Natal, an area in which they flourish today. This perception was based on lack of reference to sightings of giraffe in early colonial literature and the lack of giraffe remains in archeological sites within KwaZulu-Natal. We have reviewed the literature and found no reliable reference […]