A continent mysteriously lacking tortoises

A continent mysteriously lacking tortoises

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 lacking land tortoises. Terrestrial testudines didn’t reach Australia because this...
A grazing bird under the marsupial radar

A grazing bird under the marsupial radar

  Prof. Mumblebard claims: “Mitchell grassland, the most extensive treeless grassland in Australia, is surprisingly poor in indigenous grazers. It is safe to assume that grazing marsupials were formerly common in this area (see the accompanying map) but have become...
Amphibians are easy anteaters

Amphibians are easy anteaters

The meanest frog can play myrmecophage. Prof. Mumblebard claims: “Any species of mammal, bird, reptile or amphibian that eats mainly ants and termites deserves to be called myrmecophagous – a technical term reserved for animals specialising on such a diet. This is...
Frogs father further than mammals

Frogs father further than mammals

An oxymoronic devotion to larvae. Prof. Mumblebard claims: “Direct care of eggs and larvae has evolved repeatedly in many families of amphibians, with frogs using particularly diverse parental tactics. Some frogs even have fathers that look after offspring, in...
The competitive edge of the amphibian way

The competitive edge of the amphibian way

Four wet legs need not damp evolution. Prof. Mumblebard claims: “In the evolution of vertebrates from fishes to mammals, amphibians represent the primitive stage of transition from water to land. To this day, amphibians remain limited by their ancestral...