Piranhas, known for their sharp teeth and powerful jaws, are efficient hunters in South American freshwater ecosystems. They exhibit complex social behaviour, hunting in schools and using advanced ...
UCCE experts urge producers to monitor their animals for signs of the parasite, which has been moving north from Central and South America.
The parasite being monitored by researchers was eradicated in the United States about 60 years ago. According to the USDA, ...
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