Protein is a shrinking part of the diets of humans and animals. The deficiency is spreading rapidly across the world, but is particularly pronounced in Africa, even though many sources of protein can be…
Recently a newspaper asked its readers to propose species that were, ecologically speaking, “useless”, such that their loss would not have any great knock-on effect on other species or biological cycles…
On the same day that the latest instalment of the Jurassic Park film series has been confirmed, a study published in the journal PLOS One has detailed experiments that seem to demonstrate once and for…
In Australia, the “cute and cuddlies” receive the vast amount of publicity and conservation management dollars. Little is left for the small, scaly and slimy species that many consider just plain creepy…
How intelligent are animals? Despite centuries of effort by philosophers, psychologists and biologists, the question remains unanswered. We are inclined to tackle this question using a top-down approach…
There are some 700 known species of grasshopper in Australia. But, fewer than half have been described. This is creating an information gap, and some species have fallen in. Schayer’s Grasshopper (Schayera…
Pesticide levels considered environmentally friendly in Europe and Australia are, in fact, having a devastating effect on invertebrate insect biodiversity in nearby creeks and streams, a new study has…
In the early 1980s, I was a member of a team of nutritionists who analysed bush food samples sent by “The Bush Tucker Man” (Major Les Hiddins) from northern Australia to the Defence Nutrition laboratory…
We have just returned from a month collecting insects in the National Heritage-listed Kimberley region of Western Australia. Together with the Wunambal Gaambera and Dambimangari Aboriginal Corporations…
Consider the katydids. Katydids are related to grasshoppers and crickets. They are generally long-legged, have long antennae and are nocturnal. The majority are herbivores but some are carnivorous. Several…
Mosquito-borne disease is a serious concern, with millions of people worldwide impacted by pathogens spread by these blood-sucking insects. In Australia, there are more than 5,000 cases of human illness…
Being able to focus on an important object or task while surrounded by distractions is a valuable skill. It’s an ability that’s probably widespread in the animal kingdom, but is best known in large mammals…
Some natural phenomena are so familiar to us that they feature in our lives and culture, yet we know precious little about them. Sometimes we don’t even know how little we know. Take the subject of our…