A continent mysteriously lacking tortoises

A continent mysteriously lacking tortoises

Baby gopher tortoise (Gopherus polyphemus) © Chris Potin, via Wikimedia Commons Testudines failed to colonise dry land on the world’s largest island because of its combination of salt and fire. Prof. Mumblebard claims: “Australia is the only vegetated continent...
Warning colouration in the giant panda

Warning colouration in the giant panda

The giant panda is the blackest and whitest of bears, because it is the bear under greatest risk of futile attack by the tiger. Prof. Mumblebard claims: “The black-and-white pattern of the giant panda is probably an accident of evolution. If this colouration is...
Ultimately benign biological invasions

Ultimately benign biological invasions

Metrosideros angustifolia © Julian Sutton.  Native biotas are today overwhelmed by a series of invasions by plant and animal species introduced artificially from foreign lands and waters, for example Lance-leaf myrtle (Metrosideros angustifolia, above). However,...
The failure of bats in New Zealand

The failure of bats in New Zealand

The apparent failure of bats to fill empty niches in New Zealand is owing to the ecological unsuitability of these islands for mammals. Prof. Mumblebard claims: “Bats didn’t evolve to fill flying or flightless niches in New Zealand because birds pre-empted them.”...
Unintended consequences of vaccinations

Unintended consequences of vaccinations

Young girl about to receive a vaccine in her upper arm © Heather Hazzan Vaccination prevents epidemics by boosting immunity, but vaccinated populations of humans and the domestic dog experience excessive immunity in the form of allergies and anaphylaxis. Prof....