Related topics: plants · species · birds · offspring · insects

An international method to predict the eating quality of beef

Beyond societal concerns relating to the environment, animal welfare and human health, several consumer surveys indicate that the decline in beef consumption in France is also linked to its relatively high price, which does ...

Microbiomes interconnect on a planetary scale, new study finds

In a new study published in Cell, scientists in the Bork Group at EMBL Heidelberg reveal that microbes living in similar habitats are more alike than those simply inhabiting the same geographical region. By analyzing tens ...

Passerine birds' survival tactic overturns long-held assumptions

Passerine (perching) birds make up 60% of all bird species, including some familiar Australian favorites, like the superb fairy-wren and willie wagtail. Until now, they were believed to only be capable of shallow reductions ...

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Animal

Animals are a major group of mostly multicellular, eukaryotic organisms of the kingdom Animalia or Metazoa. Their body plan eventually becomes fixed as they develop, although some undergo a process of metamorphosis later on in their life. Most animals are motile, meaning they can move spontaneously and independently. Most animals are also heterotrophs, meaning they must ingest other organisms for sustenance.

Most known animal phyla appeared in the fossil record as marine species during the Cambrian explosion, about 542 million years ago.

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