Assertion details
Summary
elephant's tusk grow 1 at about 17 cm
TEMPORAL
continuously 1
1 facets
Facet Type Facet cluster
continuously 1 temporal
1 triples in cluster
tusk grow at about 17 cm 1
1 source sentences
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  • SRC The tusks replace deciduous milk teeth at 6–12 months of age and grow continuously at about 17 cm ( 7 in ) a year ; and they never stop growing !