| Smallest bird species |
| 09
May
2013
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Text and photo source: avifauna.nl |
 Avifauna bird park now offers visitors a chance to view two unusual bird species. One of the two is the smallest bird species found in any European zoo: the 'witneksaffier', a species of hummingbird that weighs only 3.5 grams and is a mere 8 cm long.
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| Hippotopia |
| 09
May
2013
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Source: zooantwerpen.be |
 Located in the middle of ZOO Antwerp (Belgium) is Hippotopia, now open for visitors. This biotope for hippopotamuses, Dalmatian pelicans, Malaysian tapirs and river rats has undergone quite a renovation. Visitors can now see the animals better, and the boundary between animal habitat and visitors has been downplayed.
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| Puzzles just for fun |
| 09
May
2013
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Source: scientias.nl |
 Many people enjoy puzzles. They require no prize; working toward a solution is a reward in itself - and this appears to be true for chimpanzees as well. In a British zoo, researchers provided a puzzle for chimpanzees.
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| Smelling in stereo |
| 09
May
2013
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Source: nationalgeographic.com |
 Moles are practically blind, but they make up for it by smelling in stereo. Most mammals, including humans, see and hear in stereo, but smelling in this fashion has been demonstrated in only a few animals.
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| On the bookshelf |
| 09
May
2013
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Publisher: The Johns Hopkins University Press, 2011 |
 Fishes: The Animal Answer Guide
Our planet is home to approximately 30,000 fish species. Almost anywhere there is water, there are fish. The variation in size is enormous: from gobies of no more than a centimetre in length to sunfish that weigh more than 2000 kg and reach a height (fins included) of more than 4 metres.
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| Crack the nut |
| 09
May
2013
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Bron: news.sciencemag.org, photo by Jose Reynaldo da Fonseca |
 Bearded capuchins (Cebus libidinosus) use the hammer-and-anvil technique to crack hard nuts. After placing it on a stone or tree trunk, they crack a nut with another stone.
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