We'll never get sick of these.
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Urban flora and fauna are concentrated in the areas of the city with the highest economic level
Don't believe in what you don't see and, above all, be very careful about believing in what you see.
Although one of the most overused clichés when someone is skeptical about a certain matter is that "you only believe in what you see" or "if you saw it the way I would believe too", seeing something firsthand is not enough to …
Ten national scientific projects face obstacles such as a lack of experimental macaques and a shortage of factories capable of large-scale production
Loneliness was linked to fundamental changes.