They are invertebrates because they have no bones
From youngest to oldest
Fetus Protostar
Infancy-Adulthood Fusion Ignition-Main sequence
Middleage Red Giant/Supergiant
Old age-Death White Dwarf/Black hole
Eruption with low silica tends to be nonexplosive. The type of lava is Basaltic, flows easily because of low viscosity (low gas content- originates in the mantle). This type of lava comes from shield volcanoes (low angle slopes and gentle)- eg. Manua Loa Volcano and Hawaii.
the Black Sea wascalled "inhospitable" before Greek colonization, because it was difficult to navigate, and because its shores were inhabited by savage tribes, and that the name was changed to "hospitable" after the Milesians had colonized, as it were making it part of the Greek civilization