Articles on Zoology

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Can crows read?

Crows can recognise and ascribe numerical meaning to symbols, a new study shows, suggesting that the unusually intelligent birds may be able to “read” numbers and simple icons. Crows are known for their…

Distance no barrier for symbiotic species

Species that are mutually dependent on each other can, in some cases, become separated and reconnect again over distances…

Honeyguides kill their siblings

Only a few days old and still blind and naked, chicks of the African greater honeyguide kill their newly hatched foster siblings…
Human sleeping patterns could be about more than light and dark. Kristof Borkowski

Sleeping with the fishes: Somalian cavefish shed light on our body clocks

Eyeless fish that have evolved underground, completely isolated from the day-night cycle, may offer clues to how our body clocks work up here on dry land. Authors of a report published today in the online…

Crab claw keeps crustaceans cool

A male fiddler crab’s oversized claw has be found to help it regulate its body temperature Researchers placed crabs under…
Estimates on the possible number of species vary wildly. Holger Hollerman/AFP

8.7 million species now estimated on Earth (and then some)

An estimated 8.7 million species exist on Earth, according to a paper published today in PLoS Biology. The figure is based on a new validated analytical technique that, it’s said, significantly narrows…

Iberian lynx not doomed by its genetics

The low genetic diversity of the Iberian lynx – the most endangered carnivore in Europe – may not decrease the species’ chance…

Chimpanzees are spontaneously generous

Chimpanzees have a significant bias for “prosocial” behaviour, according to researchers at the Yerkes National Primate Research…
The vaccine – which will be given to horses – is currently 18 months away. AAP

Hope for Hendra virus vaccination … but not this year

As Queensland authorities confirm the third outbreak of Hendra virus within a week, researchers are moving to fast track a horse vaccination for the deadly virus, which can spread from horses to humans…
Crows remember faces they associate with stressful situations for up to five years. And they tell their friends. Flickr/monkeyc.net

Never cross a crow ‑ it will remember your face

Crows can remember human faces associated with stressful situations for up to five years and they’ll also warn their friends, a study has found. Crows are known for their extraordinary smarts and have…
Queensland authorities on Wedneday confirmed that a horse had died of Hendra virus on a farm south of Brisbane. The virus, which can spread from horses to humans, has killed four of the seven people ever infected. AAP

Explainer: Why is Hendra virus so dangerous?

Queensland authorities have confirmed a horse on a farm south of Brisbane has died of Hendra virus, which can spread from horses to humans and has killed four of the seven people ever known to have been…

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