Heel moontlik het jy dit al meermale gesien - daardie tregtervormige gaatjies in die sand of stof in die veld, wat vir ‘n dwalende miertjie of ander insek ‘n dodelike valstrik kan wees. ‘n Swart miertjie hardloop om by die gaaitjie uit te kom maar die sand gly onder sy pote. Voor hy weet, gryp die mierleeutjie se knypers hom. Hy verdwyn stuk-stuk onder die sand in.
Cats are the only asocial animal we have successfully domesticated. We’re disappointed that we don’t bond with them as easily as dogs. But are we just missing the signs? Dogs seem almost biologically incapable of hiding their inner moods - shuffling, snuffling, tail-wagging clues to contentment, nervousness or sheer, unadorned joy. Despite what the famous painting might want to tell you, dogs would be terrible poker players. We pick up their clues all too easily. Dogs look like their owners - it’s a scientific fact.
Volgens ‘n studie van die Departement van Landbou, Bosbou en Visserye is die agteruitgang van grond, water en plantegroei besig om “Suid-Afrika se toekomstige vermoë om volhoubaar voedsel te produseer, ernstig aan bande te lê”.
If you’ve ever stuck your hand under a school desk or placed your new shoe in a wad of sticky gum, you know it can be pretty gross. If you live anywhere near people and sidewalks, you’ve probably seen pieces of old chewing gum stuck to the pavement.
Ware vlieë, of Diptera (Grieks vir twee-vlerkig), is ‘n groep insekte wat vir meeste mense sinoniem is met irritasie.