It’s Christmas. In Poland, where I come from, the biggest celebration is the Christmas Eve dinner. Many families eat the same traditional dishes every year, […]
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Do sharks see optical illusions?
I really like optical illusions: interesting effects such as parallel straight lines looking like curves, or the identical lines looking longer or shorter depending on […]
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Do flowers use caffeine to attract more bees?
Caffeine was discovered in the nectar of many plants. And it appears that plants may actually use it to induce bees to increase their pollinator services, possibly to the bees’ detriment.
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Unwanted guests – blue butterfly caterpillars in ants’ nests
Some caterpillars (for example blue butterflies) need ants to survive and develop into adults. They spend a large part of their development in ants’ nests and trick the hosts into feeding them. Here is their story.
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Did you know that opening waste bins is a cultural trait in cockatoos?
I’ve written before about animal culture. I’ve also written about animals’ adaptation to urban life. This time I write about both: animal culture that is an adaptation to urban life.
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Did you know that some insects take care of their young?
There are some insects that go to great lengths to provide for their offspring. Maybe some you wouldn’t expect to do so, like earwigs, cockroaches or tsetse flies.
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Did you know that octopuses sleep has different phases?
The researchers described at least two distinctive phases of octopuses sleep that repeat a couple of times during the resting period.
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Life and death – on losing a pet rat and becoming a vegetarian
I hope fewer animals will suffer and die. Thanks to my late rat.
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At the zoo
While for most people zoos are mainly a source of entertainment, they also serve an educational role. Here is what you can learn at the zoo.
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Did you know that snails have thousands of little teeth?
Snails rasp food using a structure called radula. It is a somewhat similar to our tongue, but covered with many rows of tiny teeth.
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