Throughout the 1960s, new cars continued to blend exciting new technology with increasingly sleek design. Style was moving away from the 1950s “bigger is better” mentality, and towards a pared-down but intensely powerful world of automobiles. Muscle cars, which originated in this decade, are...
feather cover & comb colour) sampled from both a commercial enriched cage system and a multi-tier aviary with outdoor range, we sought to determine whether: (1) one housing system offers superior welfare for birds at both extremes of the body condition spectrum, (2)...
Since hens could be in the outdoor area, higher concentrations could be used in order to achieve a better efficacy. At the same time, its toxicity could be avoided because the housing system could be opened to hens only when ozone concentrations would be not dangerous. However, this process...