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There are some species in the animal kingdom that do just fine with a single meal a month or even with a few months’ fast. An example of such species is the Indian python.
Donating blood can save lives, since patients often need various blood products for their recovery.
Den bakterielle sygdom kendt som buboniske pest er en af de mest dødbringende smitsomme sygdomme i menneskehedens historie.
Livscyklus hos hvirveldyr starter med produktionen af reproduktive celler og slutter med produktionen af de reproduktive celler i den næste generation.
Disse organer er afgørende for overlevelse og udvikling af planter.
Denne animation præsenterer nogle dyr og planter, der levede mellem Devon og Perm perioderne (358–299 millioner år siden).
Leveren er et vitalt organ, der spiller en vigtig rolle i fordøjelsen af fedtstoffer, afgiftning og metabolisme.
We can find direct proof of Darwinian evolution in our environment or even on our own body.
The apple is the best-known fruit and indeed one of the most popular fruits in the world.
Honey is a type of food produced by bees that people have been consuming for thousands of years.
If we pay close attention as we walk through the forests and across the meadows, we can see miracles. Let’s learn more about the rose chafer.
Penguins do not only live in regions with freezing temperatures. They can also be found in the warmer temperate zone.
Members of pine family compromise 30% of the world's forests. Although globally widespread, they prefer regions with cool and rainy climates.
En hydrotermisk åbning er et spræng på planetens overflade, hvorfra geotermisk opvarmet vand strømmer ud.
Den første del af mave-tarmkanalen omfatter mundhulen, svælget og spiserøret.
This film presents the result of human interference and tampering with nature.
Trees and bushes in the forest can produce various tasty fruits. One of the most popular fruits to grow in the wild is the blackberry.
Horse chestnut trees in parks and on playgrounds are a sight to behold. They are native to southeastern Europe and Southwest Asia.
Bacteria are unicellular organisms that have no nuclei and are a few micrometres in length.
Find out interesting pieces of information about the communication of animals.
This lesson presents the development of human speech and the structure and functioning of the organs of speech.