reproducció
Connected to the horses
The most extravagant domestication that humans have carried out is undoubtedly that of the horse. Instead of establishing a relationship based on food (broadly speaking), we did it in pursuit of enjoyment. With them we maintain a special connection. We will know the cases of different people who have connected to horses: to train them […]
De-extinction: to revive a species
In Masjoan at Espinelves (Girona) there is a collection with more than 250 species of stuffed birds, gathered by the naturalist Marià Masferrer Rierola in the late nineteenth century. Among the various species there is the Carolina parakeet (Conuropsis carolinensis), a bird native to the United States, which was extinct in 1918 by hunting and […]
The penis from bottom to top
The program shows in exclusive the erection process through a thermal camera and explains the internal anatomy of the penis and how it allows erection. When this mechanism fails, sildenafil (Viagra) may be a remedy for erectile dysfunction. The erect penis length can range from 10 to 18 cm. What is the normal size in […]
Eggs at lab
Eggs are a valuable food source. A fried egg, a Spanish omelette, cakes and sweets of all kinds, and even the eggs of sturgeon, the exquisite caviar, are different versions of eggs in a dish. But humans also know how to use eggs as privileged medium for research, they are like a miniature laboratory to […]
What say the birds
Birds whistle, chatter, cackle, scream or howl. But what do they say? Words of love. And these words seduce both females and juries of singing competitions. The canaricultor Gabriel de la Paz explains what notes produce Harz Roller canaries and how birds are selected for competitions. The songs are tailored to the physical characteristics of […]
The Mediterranean monk seal
The reporter Pere Renom travels to the Cabo Blanco peninsula on the coast of Mauritania, to see the last great Mediterranean monk seal colony and know what is being done to preserve it. Also navigates to the Columbrete Islands to study one of the last places in the Western Mediterranean where it disappeared.
