Write-ups on this topic generally focus on how cultural values shape the bond between siblings in Latinx households:
Latin is the "parent" to Romance languages like Spanish, Italian, and French, which are often described as linguistic siblings.
Sister-in-law (brother's wife) and brother-in-law (husband's brother).
Siblings play a critical role in each other's educational success by acting as role models or providing direct help with schoolwork, especially when parents have limited education in specific subjects like science.