“Eva”, a more than two meters long boa constrictor, protects some of its thirty-one offsprings, three days after birth on June 4, 2008 at the National Biodiversity Institute (INBIO) park in Santo Domingo de Heredia, some 30 km north of San Jose. According to INBIO biologists, this are the first boas to be born in captivity inside their complex. AFP PHOTO/Yuri Cortez (Photo credit should read YURI CORTEZ/AFP/Getty Images)
